52572716513 has 4 divisors (see below), whose sum is σ = 52582771968. Its totient is φ = 52562661060.

The previous prime is 52572716507. The next prime is 52572716543. The reversal of 52572716513 is 31561727525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52572716513 - 2¹⁴ = 52572700129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52572716543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5019881 + ... + 5030342.

It is an arithmetic number, because the mean of its divisors is an integer number (13145692992).

Almost surely, 2^52572716513 is an apocalyptic number.

It is an amenable number.

52572716513 is a deficient number, since it is larger than the sum of its proper divisors (10055455).

52572716513 is a wasteful number, since it uses less digits than its factorization.

52572716513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10055454.

The product of its digits is 441000, while the sum is 44.

The spelling of 52572716513 in words is "fifty-two billion, five hundred seventy-two million, seven hundred sixteen thousand, five hundred thirteen".