4056405109524 has 72 divisors (see below), whose sum is σ = 10515670663680. Its totient is φ = 1317828977472.

The previous prime is 4056405109517. The next prime is 4056405109529. The reversal of 4056405109524 is 4259015046504.

4056405109524 is a `hidden beast` number, since 4 + 0 + 5 + 6 + 40 + 510 + 95 + 2 + 4 = 666.

4056405109524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4056405109524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4056405109529) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4611099 + ... + 5419874.

It is an arithmetic number, because the mean of its divisors is an integer number (146050981440).

Almost surely, 2^{4056405109524} is an apocalyptic number.

It is an amenable number.

4056405109524 is an abundant number, since it is smaller than the sum of its proper divisors (6459265554156).

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

4056405109524 is a wasteful number, since it uses less digits than its factorization.

4056405109524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10031269 (or 10031264 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 4056405109524 in words is "four trillion, fifty-six billion, four hundred five million, one hundred nine thousand, five hundred twenty-four".