316616788545 has 16 divisors (see below), whose sum is σ = 506989264320. Its totient is φ = 168728153024.

The previous prime is 316616788493. The next prime is 316616788673. The reversal of 316616788545 is 545887616613.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 316616788545 - 2⁷ = 316616788417 is a prime.

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 in 15 ways as a sum of consecutive naturals, for example, 8363874 + ... + 8401643.

It is an arithmetic number, because the mean of its divisors is an integer number (31686829020).

Almost surely, 2^316616788545 is an apocalyptic number.

It is an amenable number.

316616788545 is a deficient number, since it is larger than the sum of its proper divisors (190372475775).

316616788545 is a wasteful number, since it uses less digits than its factorization.

316616788545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16766784.

The product of its digits is 29030400, while the sum is 60.

The spelling of 316616788545 in words is "three hundred sixteen billion, six hundred sixteen million, seven hundred eighty-eight thousand, five hundred forty-five".