252535966751 has 2 divisors, whose sum is σ = 252535966752. Its totient is φ = 252535966750.

The previous prime is 252535966693. The next prime is 252535966777. The reversal of 252535966751 is 157669535252.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252535966751 - 2⁶ = 252535966687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252535966351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126267983375 + 126267983376.

It is an arithmetic number, because the mean of its divisors is an integer number (126267983376).

Almost surely, 2^252535966751 is an apocalyptic number.

252535966751 is a deficient number, since it is larger than the sum of its proper divisors (1).

252535966751 is an equidigital number, since it uses as much as digits as its factorization.

252535966751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17010000, while the sum is 56.

The spelling of 252535966751 in words is "two hundred fifty-two billion, five hundred thirty-five million, nine hundred sixty-six thousand, seven hundred fifty-one".