634057502399 has 2 divisors, whose sum is σ = 634057502400. Its totient is φ = 634057502398.

The previous prime is 634057502381. The next prime is 634057502417. The reversal of 634057502399 is 993205750436.

It is a balanced prime because it is at equal distance from previous prime (634057502381) and next prime (634057502417).

It is a cyclic number.

It is not a de Polignac number, because 634057502399 - 2¹² = 634057498303 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 634057502399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (634057502359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317028751199 + 317028751200.

It is an arithmetic number, because the mean of its divisors is an integer number (317028751200).

Almost surely, 2^634057502399 is an apocalyptic number.

634057502399 is a deficient number, since it is larger than the sum of its proper divisors (1).

634057502399 is an equidigital number, since it uses as much as digits as its factorization.

634057502399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6123600, while the sum is 53.

The spelling of 634057502399 in words is "six hundred thirty-four billion, fifty-seven million, five hundred two thousand, three hundred ninety-nine".