99976607593 has 2 divisors, whose sum is σ = 99976607594. Its totient is φ = 99976607592.

The previous prime is 99976607503. The next prime is 99976607639. The reversal of 99976607593 is 39570667999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73857845824 + 26118761769 = 271768^2 + 161613^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99976607593 is a prime.

It is not a weakly prime, because it can be changed into another prime (99976607503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49988303796 + 49988303797.

It is an arithmetic number, because the mean of its divisors is an integer number (49988303797).

Almost surely, 2^99976607593 is an apocalyptic number.

It is an amenable number.

99976607593 is a deficient number, since it is larger than the sum of its proper divisors (1).

99976607593 is an equidigital number, since it uses as much as digits as its factorization.

99976607593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 173604060, while the sum is 70.

The spelling of 99976607593 in words is "ninety-nine billion, nine hundred seventy-six million, six hundred seven thousand, five hundred ninety-three".