3161036642625 has 96 divisors (see below), whose sum is σ = 5760185427360. Its totient is φ = 1667594649600.

The previous prime is 3161036642611. The next prime is 3161036642671. The reversal of 3161036642625 is 5262466301613.

3161036642625 is a `hidden beast` number, since 3 + 1 + 6 + 10 + 3 + 6 + 6 + 4 + 2 + 625 = 666.

It can be written as a sum of positive squares in 16 ways, for example, as 2740428619776 + 420608022849 = 1655424^2 + 648543^2 .

It is not a de Polignac number, because 3161036642625 - 2⁷ = 3161036642497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 230574271 + ... + 230587979.

It is an arithmetic number, because the mean of its divisors is an integer number (60001931535).

Almost surely, 2^{3161036642625} is an apocalyptic number.

It is an amenable number.

3161036642625 is a deficient number, since it is larger than the sum of its proper divisors (2599148784735).

3161036642625 is a wasteful number, since it uses less digits than its factorization.

3161036642625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15940 (or 15927 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The spelling of 3161036642625 in words is "three trillion, one hundred sixty-one billion, thirty-six million, six hundred forty-two thousand, six hundred twenty-five".