90102399883 has 2 divisors, whose sum is σ = 90102399884. Its totient is φ = 90102399882.

The previous prime is 90102399859. The next prime is 90102399911. The reversal of 90102399883 is 38899320109.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90102399883 - 2⁵ = 90102399851 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90102399883.

It is not a weakly prime, because it can be changed into another prime (90102399683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45051199941 + 45051199942.

It is an arithmetic number, because the mean of its divisors is an integer number (45051199942).

Almost surely, 2^90102399883 is an apocalyptic number.

90102399883 is a deficient number, since it is larger than the sum of its proper divisors (1).

90102399883 is an equidigital number, since it uses as much as digits as its factorization.

90102399883 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 52.

The spelling of 90102399883 in words is "ninety billion, one hundred two million, three hundred ninety-nine thousand, eight hundred eighty-three".