98166420492 has 24 divisors (see below), whose sum is σ = 261777121536. Its totient is φ = 28047548688.

The previous prime is 98166420487. The next prime is 98166420493. The reversal of 98166420492 is 29402466189.

It is a super-2 number, since 2×98166420492² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (98166420493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584323848 + ... + 584324015.

It is an arithmetic number, because the mean of its divisors is an integer number (10907380064).

Almost surely, 2^98166420492 is an apocalyptic number.

It is an amenable number.

98166420492 is an abundant number, since it is smaller than the sum of its proper divisors (163610701044).

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

98166420492 is a wasteful number, since it uses less digits than its factorization.

98166420492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168647877 (or 1168647875 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 51.

The spelling of 98166420492 in words is "ninety-eight billion, one hundred sixty-six million, four hundred twenty thousand, four hundred ninety-two".