56447276476 has 24 divisors (see below), whose sum is σ = 109141028640. Its totient is φ = 25408492032.

The previous prime is 56447276471. The next prime is 56447276521. The reversal of 56447276476 is 67467274465.

It is a self number, because there is not a number n which added to its sum of digits gives 56447276476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56447276471) 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, 18044241 + ... + 18047368.

It is an arithmetic number, because the mean of its divisors is an integer number (4547542860).

Almost surely, 2^56447276476 is an apocalyptic number.

It is an amenable number.

56447276476 is a deficient number, since it is larger than the sum of its proper divisors (52693752164).

56447276476 is a wasteful number, since it uses less digits than its factorization.

56447276476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36091653 (or 36091651 counting only the distinct ones).

The product of its digits is 47416320, while the sum is 58.

The spelling of 56447276476 in words is "fifty-six billion, four hundred forty-seven million, two hundred seventy-six thousand, four hundred seventy-six".