99379494013253 has 2 divisors, whose sum is σ = 99379494013254. Its totient is φ = 99379494013252.

The previous prime is 99379494013243. The next prime is 99379494013321. The reversal of 99379494013253 is 35231049497399.

It is an a-pointer prime, because the next prime (99379494013321) can be obtained adding 99379494013253 to its sum of digits (68).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85842856280164 + 13536637733089 = 9265142^2 + 3679217^2 .

It is a cyclic number.

It is not a de Polignac number, because 99379494013253 - 2⁴ = 99379494013237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99379494013243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49689747006626 + 49689747006627.

It is an arithmetic number, because the mean of its divisors is an integer number (49689747006627).

Almost surely, 2^{99379494013253} is an apocalyptic number.

It is an amenable number.

99379494013253 is a deficient number, since it is larger than the sum of its proper divisors (1).

99379494013253 is an equidigital number, since it uses as much as digits as its factorization.

99379494013253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 198404640, while the sum is 68.

The spelling of 99379494013253 in words is "ninety-nine trillion, three hundred seventy-nine billion, four hundred ninety-four million, thirteen thousand, two hundred fifty-three".