253410830657 has 2 divisors, whose sum is σ = 253410830658. Its totient is φ = 253410830656.

The previous prime is 253410830591. The next prime is 253410830663. The reversal of 253410830657 is 756038014352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 249616147456 + 3794683201 = 499616^2 + 61601^2 .

It is a cyclic number.

It is not a de Polignac number, because 253410830657 - 2¹⁶ = 253410765121 is a prime.

It is not a weakly prime, because it can be changed into another prime (253410830957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126705415328 + 126705415329.

It is an arithmetic number, because the mean of its divisors is an integer number (126705415329).

Almost surely, 2^253410830657 is an apocalyptic number.

It is an amenable number.

253410830657 is a deficient number, since it is larger than the sum of its proper divisors (1).

253410830657 is an equidigital number, since it uses as much as digits as its factorization.

253410830657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 253410830657 in words is "two hundred fifty-three billion, four hundred ten million, eight hundred thirty thousand, six hundred fifty-seven".