52217374572431 has 2 divisors, whose sum is σ = 52217374572432. Its totient is φ = 52217374572430.

The previous prime is 52217374572373. The next prime is 52217374572449. The reversal of 52217374572431 is 13427547371225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52217374572431 - 2²⁶ = 52217307463567 is a prime.

It is a super-2 number, since 2×52217374572431² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52217374571431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26108687286215 + 26108687286216.

It is an arithmetic number, because the mean of its divisors is an integer number (26108687286216).

Almost surely, 2^{52217374572431} is an apocalyptic number.

52217374572431 is a deficient number, since it is larger than the sum of its proper divisors (1).

52217374572431 is an equidigital number, since it uses as much as digits as its factorization.

52217374572431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9878400, while the sum is 53.

The spelling of 52217374572431 in words is "fifty-two trillion, two hundred seventeen billion, three hundred seventy-four million, five hundred seventy-two thousand, four hundred thirty-one".