525252505020 has 48 divisors (see below), whose sum is σ = 1470880682880. Its totient is φ = 140050794816.

The previous prime is 525252505003. The next prime is 525252505033. The reversal of 525252505020 is 20505252525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262 + ... + 1024941.

It is an arithmetic number, because the mean of its divisors is an integer number (30643347560).

Almost surely, 2^525252505020 is an apocalyptic number.

It is an amenable number.

525252505020 is an abundant number, since it is smaller than the sum of its proper divisors (945628177860).

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

525252505020 is a wasteful number, since it uses less digits than its factorization.

525252505020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033754 (or 1033752 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 33.

Adding to 525252505020 its reverse (20505252525), we get a palindrome (545757757545).

The spelling of 525252505020 in words is "five hundred twenty-five billion, two hundred fifty-two million, five hundred five thousand, twenty".