316320552144 has 60 divisors (see below), whose sum is σ = 909184124836. Its totient is φ = 102590447616.

The previous prime is 316320552139. The next prime is 316320552167. The reversal of 316320552144 is 441255023613.

316320552144 is a `hidden beast` number, since 3 + 1 + 63 + 2 + 0 + 552 + 1 + 44 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 147004761744 + 169315790400 = 383412^2 + 411480^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 316320552099 and 316320552108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29679409 + ... + 29690064.

Almost surely, 2^316320552144 is an apocalyptic number.

It is an amenable number.

316320552144 is an abundant number, since it is smaller than the sum of its proper divisors (592863572692).

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

316320552144 is a wasteful number, since it uses less digits than its factorization.

316320552144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59369524 (or 59369515 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 316320552144 its reverse (441255023613), we get a palindrome (757575575757).

The spelling of 316320552144 in words is "three hundred sixteen billion, three hundred twenty million, five hundred fifty-two thousand, one hundred forty-four".