99992558651 has 2 divisors, whose sum is σ = 99992558652. Its totient is φ = 99992558650.

The previous prime is 99992558641. The next prime is 99992558707. The reversal of 99992558651 is 15685529999.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99992558651 is a prime.

It is not a weakly prime, because it can be changed into another prime (99992558641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49996279325 + 49996279326.

It is an arithmetic number, because the mean of its divisors is an integer number (49996279326).

Almost surely, 2^99992558651 is an apocalyptic number.

99992558651 is a deficient number, since it is larger than the sum of its proper divisors (1).

99992558651 is an equidigital number, since it uses as much as digits as its factorization.

99992558651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 78732000, while the sum is 68.

The spelling of 99992558651 in words is "ninety-nine billion, nine hundred ninety-two million, five hundred fifty-eight thousand, six hundred fifty-one".