316120405323420 has 72 divisors (see below), whose sum is σ = 958905161947824. Its totient is φ = 84298194609408.

The previous prime is 316120405323377. The next prime is 316120405323433. The reversal of 316120405323420 is 24323504021613.

316120405323420 is a `hidden beast` number, since 3 + 1 + 6 + 1 + 204 + 0 + 5 + 3 + 23 + 420 = 666.

It is a super-2 number, since 2×316120405323420² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20507847 + ... + 32447073.

Almost surely, 2^{316120405323420} is an apocalyptic number.

316120405323420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

316120405323420 is an abundant number, since it is smaller than the sum of its proper divisors (642784756624404).

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

316120405323420 is a wasteful number, since it uses less digits than its factorization.

316120405323420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12086339 (or 12086334 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 316120405323420 in words is "three hundred sixteen trillion, one hundred twenty billion, four hundred five million, three hundred twenty-three thousand, four hundred twenty".