52513401345651 has 24 divisors (see below), whose sum is σ = 76276044299520. Its totient is φ = 34813666377600.

The previous prime is 52513401345641. The next prime is 52513401345697. The reversal of 52513401345651 is 15654310431525.

It is a happy number.

52513401345651 is a `hidden beast` number, since 5 + 2 + 5 + 13 + 40 + 1 + 34 + 565 + 1 = 666.

It is not a de Polignac number, because 52513401345651 - 2²⁵ = 52513367791219 is a prime.

It is a super-2 number, since 2×52513401345651² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52513401345597 and 52513401345606.

It is not an unprimeable number, because it can be changed into a prime (52513401345631) 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, 250170 + ... + 10251311.

It is an arithmetic number, because the mean of its divisors is an integer number (3178168512480).

Almost surely, 2^{52513401345651} is an apocalyptic number.

52513401345651 is a deficient number, since it is larger than the sum of its proper divisors (23762642953869).

52513401345651 is a wasteful number, since it uses less digits than its factorization.

52513401345651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10504587 (or 10504584 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The spelling of 52513401345651 in words is "fifty-two trillion, five hundred thirteen billion, four hundred one million, three hundred forty-five thousand, six hundred fifty-one".