3131625625316 has 12 divisors (see below), whose sum is σ = 5530623238140. Its totient is φ = 1551447557280.

The previous prime is 3131625625313. The next prime is 3131625625433. The reversal of 3131625625316 is 6135265261313.

It can be written as a sum of positive squares in 2 ways, for example, as 932769640000 + 2198855985316 = 965800^2 + 1482854^2 .

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (3131625625313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3591313355 + ... + 3591314226.

It is an arithmetic number, because the mean of its divisors is an integer number (460885269845).

Almost surely, 2^{3131625625316} is an apocalyptic number.

It is an amenable number.

3131625625316 is a deficient number, since it is larger than the sum of its proper divisors (2398997612824).

3131625625316 is a wasteful number, since it uses less digits than its factorization.

3131625625316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7182627694 (or 7182627692 counting only the distinct ones).

The product of its digits is 583200, while the sum is 44.

The spelling of 3131625625316 in words is "three trillion, one hundred thirty-one billion, six hundred twenty-five million, six hundred twenty-five thousand, three hundred sixteen".