56445054466 has 16 divisors (see below), whose sum is σ = 85914050040. Its totient is φ = 27809579520.

The previous prime is 56445054401. The next prime is 56445054487. The reversal of 56445054466 is 66445054465.

It can be written as a sum of positive squares in 4 ways, for example, as 44007228841 + 12437825625 = 209779^2 + 111525^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 590845 + ... + 679696.

Almost surely, 2^56445054466 is an apocalyptic number.

56445054466 is a deficient number, since it is larger than the sum of its proper divisors (29468995574).

56445054466 is a wasteful number, since it uses less digits than its factorization.

56445054466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270869.

The product of its (nonzero) digits is 6912000, while the sum is 49.

Subtracting 56445054466 from its reverse (66445054465), we obtain a palindrome (9999999999).

The spelling of 56445054466 in words is "fifty-six billion, four hundred forty-five million, fifty-four thousand, four hundred sixty-six".