3125625736 has 16 divisors (see below), whose sum is σ = 5890916700. Its totient is φ = 1554714624.

The previous prime is 3125625731. The next prime is 3125625739. The reversal of 3125625736 is 6375265213.

It can be written as a sum of positive squares in 2 ways, for example, as 3069824836 + 55800900 = 55406^2 + 7470^2 .

It is not an unprimeable number, because it can be changed into a prime (3125625731) 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, 1010641 + ... + 1013728.

Almost surely, 2^3125625736 is an apocalyptic number.

It is an amenable number.

3125625736 is a deficient number, since it is larger than the sum of its proper divisors (2765290964).

3125625736 is a wasteful number, since it uses less digits than its factorization.

3125625736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024568 (or 2024564 counting only the distinct ones).

The product of its digits is 226800, while the sum is 40.

The square root of 3125625736 is about 55907.2959102835. The cubic root of 3125625736 is about 1462.1064446294.

The spelling of 3125625736 in words is "three billion, one hundred twenty-five million, six hundred twenty-five thousand, seven hundred thirty-six".