99595979068787 has 2 divisors, whose sum is σ = 99595979068788. Its totient is φ = 99595979068786.

The previous prime is 99595979068739. The next prime is 99595979068811. The reversal of 99595979068787 is 78786097959599.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99595979068787 - 2²² = 99595974874483 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99595979068693 and 99595979068702.

It is not a weakly prime, because it can be changed into another prime (99595979068717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49797989534393 + 49797989534394.

It is an arithmetic number, because the mean of its divisors is an integer number (49797989534394).

Almost surely, 2^{99595979068787} is an apocalyptic number.

99595979068787 is a deficient number, since it is larger than the sum of its proper divisors (1).

99595979068787 is an equidigital number, since it uses as much as digits as its factorization.

99595979068787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194436547200, while the sum is 98.

The spelling of 99595979068787 in words is "ninety-nine trillion, five hundred ninety-five billion, nine hundred seventy-nine million, sixty-eight thousand, seven hundred eighty-seven".