40244420204220 has 48 divisors (see below), whose sum is σ = 112925670818688. Its totient is φ = 10708864983360.

The previous prime is 40244420204203. The next prime is 40244420204237. The reversal of 40244420204220 is 2240202444204.

It is a happy number.

40244420204220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40244420204203) and next prime (40244420204237).

It is a super-2 number, since 2×40244420204220² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 718109386 + ... + 718165425.

It is an arithmetic number, because the mean of its divisors is an integer number (2352618142056).

Almost surely, 2^{40244420204220} is an apocalyptic number.

It is an amenable number.

40244420204220 is an abundant number, since it is smaller than the sum of its proper divisors (72681250614468).

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

40244420204220 is a wasteful number, since it uses less digits than its factorization.

40244420204220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436275290 (or 1436275288 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 40244420204220 its reverse (2240202444204), we get a palindrome (42484622648424).

The spelling of 40244420204220 in words is "forty trillion, two hundred forty-four billion, four hundred twenty million, two hundred four thousand, two hundred twenty".