98890222608 has 120 divisors (see below), whose sum is σ = 290241244800. Its totient is φ = 31371563520.

The previous prime is 98890222577. The next prime is 98890222619. The reversal of 98890222608 is 80622209889.

98890222608 is a `hidden beast` number, since 9 + 8 + 8 + 9 + 0 + 2 + 22 + 608 = 666.

It is a super-2 number, since 2×98890222608² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 584068 + ... + 734108.

It is an arithmetic number, because the mean of its divisors is an integer number (2418677040).

Almost surely, 2^98890222608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98890222608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145120622400).

98890222608 is an abundant number, since it is smaller than the sum of its proper divisors (191351022192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98890222608 is a wasteful number, since it uses less digits than its factorization.

98890222608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150277 (or 150268 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 54.

The spelling of 98890222608 in words is "ninety-eight billion, eight hundred ninety million, two hundred twenty-two thousand, six hundred eight".