3189706700625 has 45 divisors (see below), whose sum is σ = 5757591495799. Its totient is φ = 1701105468000.

The previous prime is 3189706700599. The next prime is 3189706700639. The reversal of 3189706700625 is 5260076079813.

The square root of 3189706700625 is 1785975.

It is a perfect power (a square), and thus also a powerful number.

3189706700625 is a `hidden beast` number, since 3 + 1 + 8 + 9 + 7 + 0 + 6 + 7 + 0 + 0 + 625 = 666.

It can be written as a sum of positive squares in 7 ways, for example, as 2412184840641 + 777521859984 = 1553121^2 + 881772^2 .

It is a tau number, because it is divible by the number of its divisors (45).

It is not a de Polignac number, because 3189706700625 - 2⁷ = 3189706700497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 44 ways as a sum of consecutive naturals, for example, 133936219 + ... + 133960031.

Almost surely, 2^{3189706700625} is an apocalyptic number.

3189706700625 is the 1785975-th square number.

3189706700625 is the 892988-th centered octagonal number.

It is an amenable number.

3189706700625 is a deficient number, since it is larger than the sum of its proper divisors (2567884795174).

3189706700625 is an frugal number, since it uses more digits than its factorization.

3189706700625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47652 (or 23821 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 54.

The spelling of 3189706700625 in words is "three trillion, one hundred eighty-nine billion, seven hundred six million, seven hundred thousand, six hundred twenty-five".