52531213525 has 48 divisors (see below), whose sum is σ = 77607318528. Its totient is φ = 34513920000.

The previous prime is 52531213517. The next prime is 52531213529.

52531213525 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52531213525 - 2³ = 52531213517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52531213529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 499989 + ... + 595861.

It is an arithmetic number, because the mean of its divisors is an integer number (1616819136).

Almost surely, 2^52531213525 is an apocalyptic number.

It is an amenable number.

52531213525 is a deficient number, since it is larger than the sum of its proper divisors (25076105003).

52531213525 is a wasteful number, since it uses less digits than its factorization.

52531213525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96022 (or 96017 counting only the distinct ones).

The product of its digits is 45000, while the sum is 34.

The spelling of 52531213525 in words is "fifty-two billion, five hundred thirty-one million, two hundred thirteen thousand, five hundred twenty-five".