252265039693 has 2 divisors, whose sum is σ = 252265039694. Its totient is φ = 252265039692.

The previous prime is 252265039679. The next prime is 252265039699. The reversal of 252265039693 is 396930562252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216859725124 + 35405314569 = 465682^2 + 188163^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252265039693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252265039693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252265039699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126132519846 + 126132519847.

It is an arithmetic number, because the mean of its divisors is an integer number (126132519847).

Almost surely, 2^252265039693 is an apocalyptic number.

It is an amenable number.

252265039693 is a deficient number, since it is larger than the sum of its proper divisors (1).

252265039693 is an equidigital number, since it uses as much as digits as its factorization.

252265039693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5248800, while the sum is 52.

The spelling of 252265039693 in words is "two hundred fifty-two billion, two hundred sixty-five million, thirty-nine thousand, six hundred ninety-three".