52522452520 has 32 divisors (see below), whose sum is σ = 118186364520. Its totient is φ = 21007052800.

The previous prime is 52522452517. The next prime is 52522452529. The reversal of 52522452520 is 2525422525.

It can be written as a sum of positive squares in 4 ways, for example, as 37868381604 + 14654070916 = 194598^2 + 121054^2 .

It is not an unprimeable number, because it can be changed into a prime (52522452529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430320 + ... + 538720.

Almost surely, 2^52522452520 is an apocalyptic number.

It is an amenable number.

52522452520 is an abundant number, since it is smaller than the sum of its proper divisors (65663912000).

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

52522452520 is a wasteful number, since it uses less digits than its factorization.

52522452520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120525 (or 120521 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 34.

The spelling of 52522452520 in words is "fifty-two billion, five hundred twenty-two million, four hundred fifty-two thousand, five hundred twenty".