3116590731520 has 216 divisors, whose sum is σ = 9194846079384. Its totient is φ = 1005689438208.

The previous prime is 3116590731431. The next prime is 3116590731563. The reversal of 3116590731520 is 251370956113.

It can be written as a sum of positive squares in 4 ways, for example, as 313725452544 + 2802865278976 = 560112^2 + 1674176^2 .

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, 395247 + ... + 2527726.

It is an arithmetic number, because the mean of its divisors is an integer number (42568731849).

Almost surely, 2^{3116590731520} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3116590731520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4597423039692).

3116590731520 is an abundant number, since it is smaller than the sum of its proper divisors (6078255347864).

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

3116590731520 is a wasteful number, since it uses less digits than its factorization.

3116590731520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2923025 (or 2923004 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 43.

The spelling of 3116590731520 in words is "three trillion, one hundred sixteen billion, five hundred ninety million, seven hundred thirty-one thousand, five hundred twenty".