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2067069216240 = 243557971491051
BaseRepresentation
bin11110000101000110111…
…011010010010111110000
321022121110121102001100000
4132011012323102113300
5232331324204404430
64221333135030000
7302224621302450
oct36050673222760
97277417361300
102067069216240
11727703758716
1229474136b300
1311cc01750342
1472092159d60
1538b8116ce60
hex1e146ed25f0

2067069216240 has 960 divisors, whose sum is σ = 8376013900800. Its totient is φ = 464021913600.

The previous prime is 2067069216197. The next prime is 2067069216241. The reversal of 2067069216240 is 426129607602.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2067069216241) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1966763715 + ... + 1966764765.

It is an arithmetic number, because the mean of its divisors is an integer number (8725014480).

Almost surely, 22067069216240 is an apocalyptic number.

2067069216240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2067069216240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4188006950400).

2067069216240 is an abundant number, since it is smaller than the sum of its proper divisors (6308944684560).

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

2067069216240 is a wasteful number, since it uses less digits than its factorization.

2067069216240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332 (or 1314 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 2067069216240 in words is "two trillion, sixty-seven billion, sixty-nine million, two hundred sixteen thousand, two hundred forty".