525252525530 has 64 divisors (see below), whose sum is σ = 984167845920. Its totient is φ = 201717694464.

The previous prime is 525252525527. The next prime is 525252525541. The reversal of 525252525530 is 35525252525.

It can be written as a sum of positive squares in 16 ways, for example, as 136352329 + 525116173201 = 11677^2 + 724649^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4518092 + ... + 4632888.

Almost surely, 2^525252525530 is an apocalyptic number.

525252525530 is a deficient number, since it is larger than the sum of its proper divisors (458915320390).

525252525530 is a wasteful number, since it uses less digits than its factorization.

525252525530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115043.

The product of its (nonzero) digits is 750000, while the sum is 41.

The spelling of 525252525530 in words is "five hundred twenty-five billion, two hundred fifty-two million, five hundred twenty-five thousand, five hundred thirty".