99517749319 has 2 divisors, whose sum is σ = 99517749320. Its totient is φ = 99517749318.

The previous prime is 99517749271. The next prime is 99517749361. The reversal of 99517749319 is 91394771599.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99517749319 - 2²³ = 99509360711 is a prime.

It is a super-2 number, since 2×99517749319² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99517749379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49758874659 + 49758874660.

It is an arithmetic number, because the mean of its divisors is an integer number (49758874660).

Almost surely, 2^99517749319 is an apocalyptic number.

99517749319 is a deficient number, since it is larger than the sum of its proper divisors (1).

99517749319 is an equidigital number, since it uses as much as digits as its factorization.

99517749319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19289340, while the sum is 64.

The spelling of 99517749319 in words is "ninety-nine billion, five hundred seventeen million, seven hundred forty-nine thousand, three hundred nineteen".