56270639318 has 4 divisors (see below), whose sum is σ = 84405958980. Its totient is φ = 28135319658.

The previous prime is 56270639281. The next prime is 56270639339. The reversal of 56270639318 is 81393607265.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81393607265 = 5 ⋅16278721453.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14067659828 + ... + 14067659831.

It is an arithmetic number, because the mean of its divisors is an integer number (21101489745).

Almost surely, 2^56270639318 is an apocalyptic number.

56270639318 is a deficient number, since it is larger than the sum of its proper divisors (28135319662).

56270639318 is a wasteful number, since it uses less digits than its factorization.

56270639318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28135319661.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 56270639318 in words is "fifty-six billion, two hundred seventy million, six hundred thirty-nine thousand, three hundred eighteen".