56477479074 has 16 divisors (see below), whose sum is σ = 113461485312. Its totient is φ = 18741405168.

The previous prime is 56477479073. The next prime is 56477479109. The reversal of 56477479074 is 47097477465.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 56477478999 and 56477479017.

It is not an unprimeable number, because it can be changed into a prime (56477479073) 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, 21103849 + ... + 21106524.

It is an arithmetic number, because the mean of its divisors is an integer number (7091342832).

Almost surely, 2^56477479074 is an apocalyptic number.

56477479074 is an abundant number, since it is smaller than the sum of its proper divisors (56984006238).

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

56477479074 is a wasteful number, since it uses less digits than its factorization.

56477479074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42210601.

The product of its (nonzero) digits is 41489280, while the sum is 60.

The spelling of 56477479074 in words is "fifty-six billion, four hundred seventy-seven million, four hundred seventy-nine thousand, seventy-four".