52531252113 has 24 divisors (see below), whose sum is σ = 71185443840. Its totient is φ = 34457992800.

The previous prime is 52531252099. The next prime is 52531252121. The reversal of 52531252113 is 31125213525.

52531252113 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 52531252113 - 2¹² = 52531248017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52531252133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15498823 + ... + 15502211.

It is an arithmetic number, because the mean of its divisors is an integer number (2966060160).

Almost surely, 2^52531252113 is an apocalyptic number.

It is an amenable number.

52531252113 is a deficient number, since it is larger than the sum of its proper divisors (18654191727).

52531252113 is a wasteful number, since it uses less digits than its factorization.

52531252113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4677 (or 4610 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

Adding to 52531252113 its reverse (31125213525), we get a palindrome (83656465638).

The spelling of 52531252113 in words is "fifty-two billion, five hundred thirty-one million, two hundred fifty-two thousand, one hundred thirteen".