3125523612 has 24 divisors (see below), whose sum is σ = 7412445712. Its totient is φ = 1024761600.

The previous prime is 3125523601. The next prime is 3125523619. The reversal of 3125523612 is 2163255213.

It is a self number, because there is not a number n which added to its sum of digits gives 3125523612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125523619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2134189 + ... + 2135652.

Almost surely, 2^3125523612 is an apocalyptic number.

It is an amenable number.

3125523612 is an abundant number, since it is smaller than the sum of its proper divisors (4286922100).

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

3125523612 is a wasteful number, since it uses less digits than its factorization.

3125523612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4269909 (or 4269907 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 3125523612 is about 55906.3825694348. The cubic root of 3125523612 is about 1462.0905205876.

Adding to 3125523612 its reverse (2163255213), we get a palindrome (5288778825).

The spelling of 3125523612 in words is "three billion, one hundred twenty-five million, five hundred twenty-three thousand, six hundred twelve".