52567731525251 has 4 divisors (see below), whose sum is σ = 52569989709600. Its totient is φ = 52565473340904.

The previous prime is 52567731525229. The next prime is 52567731525269. The reversal of 52567731525251 is 15252513776525.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52567731525251 - 2³⁴ = 52550551656067 is a prime.

It is a super-2 number, since 2×52567731525251² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52567731525851) 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, 1129057256 + ... + 1129103813.

It is an arithmetic number, because the mean of its divisors is an integer number (13142497427400).

Almost surely, 2^{52567731525251} is an apocalyptic number.

52567731525251 is a deficient number, since it is larger than the sum of its proper divisors (2258184349).

52567731525251 is a wasteful number, since it uses less digits than its factorization.

52567731525251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258184348.

The product of its digits is 22050000, while the sum is 56.

The spelling of 52567731525251 in words is "fifty-two trillion, five hundred sixty-seven billion, seven hundred thirty-one million, five hundred twenty-five thousand, two hundred fifty-one".