56474647465 has 16 divisors (see below), whose sum is σ = 70746247296. Its totient is φ = 43196947200.

The previous prime is 56474647459. The next prime is 56474647483.

It is a happy number.

56474647465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56474647465 - 2³ = 56474647457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169105 + ... + 376225.

It is an arithmetic number, because the mean of its divisors is an integer number (4421640456).

Almost surely, 2^56474647465 is an apocalyptic number.

It is an amenable number.

56474647465 is a deficient number, since it is larger than the sum of its proper divisors (14271599831).

56474647465 is a wasteful number, since it uses less digits than its factorization.

56474647465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209520.

The product of its digits is 67737600, while the sum is 58.

The spelling of 56474647465 in words is "fifty-six billion, four hundred seventy-four million, six hundred forty-seven thousand, four hundred sixty-five".