315677776513 has 4 divisors (see below), whose sum is σ = 344375756208. Its totient is φ = 286979796820.

The previous prime is 315677776493. The next prime is 315677776567.

It is a happy number.

315677776513 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 315677776513 - 2¹⁷ = 315677645441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (315677776213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14348989831 + ... + 14348989852.

It is an arithmetic number, because the mean of its divisors is an integer number (86093939052).

Almost surely, 2^315677776513 is an apocalyptic number.

It is an amenable number.

315677776513 is a deficient number, since it is larger than the sum of its proper divisors (28697979695).

315677776513 is a wasteful number, since it uses less digits than its factorization.

315677776513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28697979694.

The product of its digits is 19448100, while the sum is 58.

The spelling of 315677776513 in words is "three hundred fifteen billion, six hundred seventy-seven million, seven hundred seventy-six thousand, five hundred thirteen".