90008488699 has 2 divisors, whose sum is σ = 90008488700. Its totient is φ = 90008488698.

The previous prime is 90008488667. The next prime is 90008488727. The reversal of 90008488699 is 99688480009.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90008488699 - 2⁵ = 90008488667 is a prime.

It is not a weakly prime, because it can be changed into another prime (90008488799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45004244349 + 45004244350.

It is an arithmetic number, because the mean of its divisors is an integer number (45004244350).

Almost surely, 2^90008488699 is an apocalyptic number.

90008488699 is a deficient number, since it is larger than the sum of its proper divisors (1).

90008488699 is an equidigital number, since it uses as much as digits as its factorization.

90008488699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8957952, while the sum is 61.

The spelling of 90008488699 in words is "ninety billion, eight million, four hundred eighty-eight thousand, six hundred ninety-nine".