40051056156 has 48 divisors (see below), whose sum is σ = 98386229760. Its totient is φ = 12645745920.

The previous prime is 40051056139. The next prime is 40051056161. The reversal of 40051056156 is 65165015004.

40051056156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40051056156² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2410116 + ... + 2426676.

It is an arithmetic number, because the mean of its divisors is an integer number (2049713120).

Almost surely, 2^40051056156 is an apocalyptic number.

It is an amenable number.

40051056156 is an abundant number, since it is smaller than the sum of its proper divisors (58335173604).

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

40051056156 is a wasteful number, since it uses less digits than its factorization.

40051056156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27194 (or 27192 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 40051056156 in words is "forty billion, fifty-one million, fifty-six thousand, one hundred fifty-six".