252550483961 has 2 divisors, whose sum is σ = 252550483962. Its totient is φ = 252550483960.

The previous prime is 252550483937. The next prime is 252550483973. The reversal of 252550483961 is 169384055252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223431109225 + 29119374736 = 472685^2 + 170644^2 .

It is a cyclic number.

It is not a de Polignac number, because 252550483961 - 2²² = 252546289657 is a prime.

It is a super-3 number, since 3×252550483961³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (252550483931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126275241980 + 126275241981.

It is an arithmetic number, because the mean of its divisors is an integer number (126275241981).

Almost surely, 2^252550483961 is an apocalyptic number.

It is an amenable number.

252550483961 is a deficient number, since it is larger than the sum of its proper divisors (1).

252550483961 is an equidigital number, since it uses as much as digits as its factorization.

252550483961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592000, while the sum is 50.

The spelling of 252550483961 in words is "two hundred fifty-two billion, five hundred fifty million, four hundred eighty-three thousand, nine hundred sixty-one".