56651310264 has 64 divisors (see below), whose sum is σ = 144181620000. Its totient is φ = 18546176000.

The previous prime is 56651310259. The next prime is 56651310307. The reversal of 56651310264 is 46201315665.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229264 + ... + 407264.

Almost surely, 2^56651310264 is an apocalyptic number.

It is an amenable number.

56651310264 is an abundant number, since it is smaller than the sum of its proper divisors (87530309736).

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

56651310264 is a wasteful number, since it uses less digits than its factorization.

56651310264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178248 (or 178244 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 56651310264 in words is "fifty-six billion, six hundred fifty-one million, three hundred ten thousand, two hundred sixty-four".