90455420098 has 8 divisors (see below), whose sum is σ = 136183806720. Its totient is φ = 45060817860.

The previous prime is 90455420057. The next prime is 90455420141. The reversal of 90455420098 is 89002455409.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83445418 + ... + 83446501.

It is an arithmetic number, because the mean of its divisors is an integer number (17022975840).

Almost surely, 2^90455420098 is an apocalyptic number.

90455420098 is a deficient number, since it is larger than the sum of its proper divisors (45728386622).

90455420098 is a wasteful number, since it uses less digits than its factorization.

90455420098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166892192.

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 90455420098 in words is "ninety billion, four hundred fifty-five million, four hundred twenty thousand, ninety-eight".