52521204501 has 12 divisors (see below), whose sum is σ = 75866019840. Its totient is φ = 35013186600.

The previous prime is 52521204451. The next prime is 52521204509. The reversal of 52521204501 is 10540212525.

52521204501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52521204501 - 2¹⁰ = 52521203477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52521204509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 476140 + ... + 575978.

It is an arithmetic number, because the mean of its divisors is an integer number (6322168320).

Almost surely, 2^52521204501 is an apocalyptic number.

It is an amenable number.

52521204501 is a deficient number, since it is larger than the sum of its proper divisors (23344815339).

52521204501 is a wasteful number, since it uses less digits than its factorization.

52521204501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158296 (or 158293 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The spelling of 52521204501 in words is "fifty-two billion, five hundred twenty-one million, two hundred four thousand, five hundred one".