316108721634 has 32 divisors (see below), whose sum is σ = 656107672320. Its totient is φ = 101411087232.

The previous prime is 316108721629. The next prime is 316108721671. The reversal of 316108721634 is 436127801613.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2847642 + ... + 2956565.

It is an arithmetic number, because the mean of its divisors is an integer number (20503364760).

Almost surely, 2^316108721634 is an apocalyptic number.

316108721634 is an abundant number, since it is smaller than the sum of its proper divisors (339998950686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

316108721634 is a wasteful number, since it uses less digits than its factorization.

316108721634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5804554.

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 316108721634 in words is "three hundred sixteen billion, one hundred eight million, seven hundred twenty-one thousand, six hundred thirty-four".