56755620452 has 12 divisors (see below), whose sum is σ = 99324589056. Its totient is φ = 28377166440.

The previous prime is 56755620451. The next prime is 56755620463. The reversal of 56755620452 is 25402655765.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 56755620397 and 56755620406.

It is not an unprimeable number, because it can be changed into a prime (56755620451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76253 + ... + 345435.

It is an arithmetic number, because the mean of its divisors is an integer number (8277049088).

Almost surely, 2^56755620452 is an apocalyptic number.

It is an amenable number.

56755620452 is a deficient number, since it is larger than the sum of its proper divisors (42568968604).

56755620452 is a wasteful number, since it uses less digits than its factorization.

56755620452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321898 (or 321896 counting only the distinct ones).

The product of its (nonzero) digits is 2520000, while the sum is 47.

The spelling of 56755620452 in words is "fifty-six billion, seven hundred fifty-five million, six hundred twenty thousand, four hundred fifty-two".