316397835744640 has 64 divisors (see below), whose sum is σ = 814572312719760. Its totient is φ = 116823816271872.

The previous prime is 316397835744637. The next prime is 316397835744673. The reversal of 316397835744640 is 46447538793613.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 316397835744640.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19014284694 + ... + 19014301333.

Almost surely, 2^{316397835744640} is an apocalyptic number.

It is an amenable number.

316397835744640 is an abundant number, since it is smaller than the sum of its proper divisors (498174476975120).

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

316397835744640 is a wasteful number, since it uses less digits than its factorization.

316397835744640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38028586059 (or 38028586047 counting only the distinct ones).

The product of its (nonzero) digits is 1097349120, while the sum is 70.

The spelling of 316397835744640 in words is "three hundred sixteen trillion, three hundred ninety-seven billion, eight hundred thirty-five million, seven hundred forty-four thousand, six hundred forty".