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2440202044220 = 225543722440703
BaseRepresentation
bin100011100000100111011…
…000000100001100111100
322122021120212122200000122
4203200213120010030330
5304440013210403340
65105002514314112
7341204324100053
oct43404730041474
98567525580018
102440202044220
1186097a490016
12334b16888938
13149157a76855
148616bdb539a
154371debcdb5
hex2382760433c

2440202044220 has 24 divisors (see below), whose sum is σ = 5125367030784. Its totient is φ = 975901248576.

The previous prime is 2440202044201. The next prime is 2440202044229. The reversal of 2440202044220 is 224402020442.

It is a self number, because there is not a number n which added to its sum of digits gives 2440202044220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440202044229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11111612 + ... + 11329091.

It is an arithmetic number, because the mean of its divisors is an integer number (213556959616).

Almost surely, 22440202044220 is an apocalyptic number.

2440202044220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2440202044220 is an abundant number, since it is smaller than the sum of its proper divisors (2685164986564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2440202044220 is a wasteful number, since it uses less digits than its factorization.

2440202044220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22446149 (or 22446147 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 2440202044220 its reverse (224402020442), we get a palindrome (2664604064662).

The spelling of 2440202044220 in words is "two trillion, four hundred forty billion, two hundred two million, forty-four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 5437 10874 21748 27185 54370 108740 22440703 44881406 89762812 112203515 224407030 448814060 122010102211 244020204422 488040408844 610050511055 1220101022110 2440202044220