316261765664 has 24 divisors (see below), whose sum is σ = 670535763660. Its totient is φ = 145966968576.

The previous prime is 316261765663. The next prime is 316261765697. The reversal of 316261765664 is 466567162613.

It can be written as a sum of positive squares in 2 ways, for example, as 314151282064 + 2110483600 = 560492^2 + 45940^2 .

It is not an unprimeable number, because it can be changed into a prime (316261765663) 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, 380121899 + ... + 380122730.

Almost surely, 2^316261765664 is an apocalyptic number.

It is an amenable number.

316261765664 is an abundant number, since it is smaller than the sum of its proper divisors (354273997996).

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

316261765664 is a wasteful number, since it uses less digits than its factorization.

316261765664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760244652 (or 760244644 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 53.

The spelling of 316261765664 in words is "three hundred sixteen billion, two hundred sixty-one million, seven hundred sixty-five thousand, six hundred sixty-four".