92640988087 has 2 divisors, whose sum is σ = 92640988088. Its totient is φ = 92640988086.

The previous prime is 92640988067. The next prime is 92640988123. The reversal of 92640988087 is 78088904629.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-92640988087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (92640988007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46320494043 + 46320494044.

It is an arithmetic number, because the mean of its divisors is an integer number (46320494044).

Almost surely, 2^92640988087 is an apocalyptic number.

92640988087 is a deficient number, since it is larger than the sum of its proper divisors (1).

92640988087 is an equidigital number, since it uses as much as digits as its factorization.

92640988087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13934592, while the sum is 61.

The spelling of 92640988087 in words is "ninety-two billion, six hundred forty million, nine hundred eighty-eight thousand, eighty-seven".