52434531513 has 96 divisors (see below), whose sum is σ = 94913495040. Its totient is φ = 27158302080.

The previous prime is 52434531511. The next prime is 52434531547. The reversal of 52434531513 is 31513543425.

52434531513 is a `hidden beast` number, since 52 + 4 + 3 + 453 + 151 + 3 = 666.

It is not a de Polignac number, because 52434531513 - 2¹ = 52434531511 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52434531511) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12355770 + ... + 12360012.

It is an arithmetic number, because the mean of its divisors is an integer number (988682240).

Almost surely, 2^52434531513 is an apocalyptic number.

It is an amenable number.

52434531513 is a deficient number, since it is larger than the sum of its proper divisors (42478963527).

52434531513 is a wasteful number, since it uses less digits than its factorization.

52434531513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4539 (or 4536 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The spelling of 52434531513 in words is "fifty-two billion, four hundred thirty-four million, five hundred thirty-one thousand, five hundred thirteen".