56500555555028 has 24 divisors (see below), whose sum is σ = 106484519195040. Its totient is φ = 26076517538400.

The previous prime is 56500555555027. The next prime is 56500555555069. The reversal of 56500555555028 is 82055555500565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56500555555027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11719418 + ... + 15822321.

It is an arithmetic number, because the mean of its divisors is an integer number (4436854966460).

Almost surely, 2^{56500555555028} is an apocalyptic number.

It is an amenable number.

56500555555028 is a deficient number, since it is larger than the sum of its proper divisors (49983963640012).

56500555555028 is a wasteful number, since it uses less digits than its factorization.

56500555555028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27581207 (or 27581205 counting only the distinct ones).

The product of its (nonzero) digits is 37500000, while the sum is 56.

The spelling of 56500555555028 in words is "fifty-six trillion, five hundred billion, five hundred fifty-five million, five hundred fifty-five thousand, twenty-eight".