56745214699 has 4 divisors (see below), whose sum is σ = 56773890360. Its totient is φ = 56716539040.

The previous prime is 56745214667. The next prime is 56745214733. The reversal of 56745214699 is 99641254765.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56745214699 - 2⁵ = 56745214667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56745217699) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14334862 + ... + 14338819.

It is an arithmetic number, because the mean of its divisors is an integer number (14193472590).

Almost surely, 2^56745214699 is an apocalyptic number.

56745214699 is a deficient number, since it is larger than the sum of its proper divisors (28675661).

56745214699 is a wasteful number, since it uses less digits than its factorization.

56745214699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28675660.

The product of its digits is 16329600, while the sum is 58.

The spelling of 56745214699 in words is "fifty-six billion, seven hundred forty-five million, two hundred fourteen thousand, six hundred ninety-nine".