316121250736 has 20 divisors (see below), whose sum is σ = 633605094000. Its totient is φ = 152610258752.

The previous prime is 316121250727. The next prime is 316121250737. The reversal of 316121250736 is 637052121613.

It is a junction number, because it is equal to n+sod(n) for n = 316121250695 and 316121250704.

It is not an unprimeable number, because it can be changed into a prime (316121250737) 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, 340647436 + ... + 340648363.

It is an arithmetic number, because the mean of its divisors is an integer number (31680254700).

Almost surely, 2^316121250736 is an apocalyptic number.

It is an amenable number.

316121250736 is an abundant number, since it is smaller than the sum of its proper divisors (317483843264).

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

316121250736 is a wasteful number, since it uses less digits than its factorization.

316121250736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681295836 (or 681295830 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 316121250736 in words is "three hundred sixteen billion, one hundred twenty-one million, two hundred fifty thousand, seven hundred thirty-six".