316616788546 has 4 divisors (see below), whose sum is σ = 474925182822. Its totient is φ = 158308394272.

The previous prime is 316616788493. The next prime is 316616788673. The reversal of 316616788546 is 645887616613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 645887616613 = 263 ⋅2455846451.

It can be written as a sum of positive squares in only one way, i.e., 310707022921 + 5909765625 = 557411^2 + 76875^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 79154197135 + ... + 79154197138.

Almost surely, 2^316616788546 is an apocalyptic number.

316616788546 is a deficient number, since it is larger than the sum of its proper divisors (158308394276).

316616788546 is a wasteful number, since it uses less digits than its factorization.

316616788546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158308394275.

The product of its digits is 34836480, while the sum is 61.

The spelling of 316616788546 in words is "three hundred sixteen billion, six hundred sixteen million, seven hundred eighty-eight thousand, five hundred forty-six".