3125645706 has 32 divisors (see below), whose sum is σ = 6344593920. Its totient is φ = 1026403184.

The previous prime is 3125645693. The next prime is 3125645717. The reversal of 3125645706 is 6075465213.

It is a super-2 number, since 2×3125645706² = 19539322158872476872, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170041 + ... + 187523.

It is an arithmetic number, because the mean of its divisors is an integer number (198268560).

Almost surely, 2^3125645706 is an apocalyptic number.

3125645706 is an abundant number, since it is smaller than the sum of its proper divisors (3218948214).

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

3125645706 is a wasteful number, since it uses less digits than its factorization.

3125645706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17930.

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 3125645706 is about 55907.4745092282. The cubic root of 3125645706 is about 1462.1095584809.

The spelling of 3125645706 in words is "three billion, one hundred twenty-five million, six hundred forty-five thousand, seven hundred six".