90200768998 has 8 divisors (see below), whose sum is σ = 135302428008. Its totient is φ = 45099959664.

The previous prime is 90200768981. The next prime is 90200769017. The reversal of 90200768998 is 89986700209.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307165 + ... + 524167.

It is an arithmetic number, because the mean of its divisors is an integer number (16912803501).

Almost surely, 2^90200768998 is an apocalyptic number.

90200768998 is a deficient number, since it is larger than the sum of its proper divisors (45101659010).

90200768998 is a wasteful number, since it uses less digits than its factorization.

90200768998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424838.

The product of its (nonzero) digits is 3919104, while the sum is 58.

The spelling of 90200768998 in words is "ninety billion, two hundred million, seven hundred sixty-eight thousand, nine hundred ninety-eight".