40264405056 has 84 divisors (see below), whose sum is σ = 119133624064. Its totient is φ = 12988512000.

The previous prime is 40264405033. The next prime is 40264405117. The reversal of 40264405056 is 65050446204.

40264405056 is a `hidden beast` number, since 4 + 0 + 2 + 644 + 0 + 5 + 0 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 40264405056.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1109620 + ... + 1145331.

Almost surely, 2^40264405056 is an apocalyptic number.

It is an amenable number.

40264405056 is an abundant number, since it is smaller than the sum of its proper divisors (78869219008).

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

40264405056 is a wasteful number, since it uses less digits than its factorization.

40264405056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255000 (or 2254987 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 40264405056 in words is "forty billion, two hundred sixty-four million, four hundred five thousand, fifty-six".