80111099599 has 2 divisors, whose sum is σ = 80111099600. Its totient is φ = 80111099598.

The previous prime is 80111099569. The next prime is 80111099603. The reversal of 80111099599 is 99599011108.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80111099599 - 2⁵ = 80111099567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80111099539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40055549799 + 40055549800.

It is an arithmetic number, because the mean of its divisors is an integer number (40055549800).

Almost surely, 2^80111099599 is an apocalyptic number.

80111099599 is a deficient number, since it is larger than the sum of its proper divisors (1).

80111099599 is an equidigital number, since it uses as much as digits as its factorization.

80111099599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 52.

The spelling of 80111099599 in words is "eighty billion, one hundred eleven million, ninety-nine thousand, five hundred ninety-nine".