252632456125549 has 2 divisors, whose sum is σ = 252632456125550. Its totient is φ = 252632456125548.

The previous prime is 252632456125501. The next prime is 252632456125559. The reversal of 252632456125549 is 945521654236252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186866357388649 + 65766098736900 = 13669907^2 + 8109630^2 .

It is a cyclic number.

It is not a de Polignac number, because 252632456125549 - 2¹¹ = 252632456123501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252632456125559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126316228062774 + 126316228062775.

It is an arithmetic number, because the mean of its divisors is an integer number (126316228062775).

Almost surely, 2^{252632456125549} is an apocalyptic number.

It is an amenable number.

252632456125549 is a deficient number, since it is larger than the sum of its proper divisors (1).

252632456125549 is an equidigital number, since it uses as much as digits as its factorization.

252632456125549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520000, while the sum is 61.

The spelling of 252632456125549 in words is "two hundred fifty-two trillion, six hundred thirty-two billion, four hundred fifty-six million, one hundred twenty-five thousand, five hundred forty-nine".