3125052500 has 30 divisors (see below), whose sum is σ = 6833870274. Its totient is φ = 1250020000.

The previous prime is 3125052487. The next prime is 3125052529. The reversal of 3125052500 is 52505213.

It can be written as a sum of positive squares in 5 ways, for example, as 406264336 + 2718788164 = 20156^2 + 52142^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 622511 + ... + 627510.

Almost surely, 2^3125052500 is an apocalyptic number.

It is an amenable number.

3125052500 is an abundant number, since it is smaller than the sum of its proper divisors (3708817774).

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

3125052500 is a wasteful number, since it uses less digits than its factorization.

3125052500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250045 (or 1250028 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 3125052500 is about 55902.1690097978. The cubic root of 3125052500 is about 1462.0170563103.

Adding to 3125052500 its reverse (52505213), we get a palindrome (3177557713).

The spelling of 3125052500 in words is "three billion, one hundred twenty-five million, fifty-two thousand, five hundred".