5151522500 has 30 divisors (see below), whose sum is σ = 11265354870. Its totient is φ = 2060608000.

The previous prime is 5151522487. The next prime is 5151522521. The reversal of 5151522500 is 52251515.

It can be written as a sum of positive squares in 5 ways, for example, as 2002741504 + 3148780996 = 44752^2 + 56114^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5151522500.

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, 1027805 + ... + 1032804.

It is an arithmetic number, because the mean of its divisors is an integer number (375511829).

Almost surely, 2^5151522500 is an apocalyptic number.

5151522500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5151522500 is an abundant number, since it is smaller than the sum of its proper divisors (6113832370).

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

5151522500 is a wasteful number, since it uses less digits than its factorization.

5151522500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2060633 (or 2060616 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 5151522500 is about 71774.1074482992. The cubic root of 5151522500 is about 1727.0776618044.

The spelling of 5151522500 in words is "five billion, one hundred fifty-one million, five hundred twenty-two thousand, five hundred".