40756957856 has 48 divisors (see below), whose sum is σ = 83481108480. Its totient is φ = 19565763840.

The previous prime is 40756957849. The next prime is 40756957873. The reversal of 40756957856 is 65875965704.

40756957856 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 2×40756957856² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35771 + ... + 287738.

It is an arithmetic number, because the mean of its divisors is an integer number (1739189760).

Almost surely, 2^40756957856 is an apocalyptic number.

It is an amenable number.

40756957856 is an abundant number, since it is smaller than the sum of its proper divisors (42724150624).

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

40756957856 is a wasteful number, since it uses less digits than its factorization.

40756957856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323677 (or 323669 counting only the distinct ones).

The product of its (nonzero) digits is 63504000, while the sum is 62.

The spelling of 40756957856 in words is "forty billion, seven hundred fifty-six million, nine hundred fifty-seven thousand, eight hundred fifty-six".