40624742256 has 80 divisors (see below), whose sum is σ = 120041435904. Its totient is φ = 11597225472.

The previous prime is 40624742231. The next prime is 40624742269. The reversal of 40624742256 is 65224742604.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 350175 + ... + 451521.

Almost surely, 2^40624742256 is an apocalyptic number.

It is an amenable number.

40624742256 is an abundant number, since it is smaller than the sum of its proper divisors (79416693648).

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

40624742256 is a wasteful number, since it uses less digits than its factorization.

40624742256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102558 (or 102552 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 42.

The spelling of 40624742256 in words is "forty billion, six hundred twenty-four million, seven hundred forty-two thousand, two hundred fifty-six".