98204439566 has 32 divisors (see below), whose sum is σ = 162705542400. Its totient is φ = 44246727360.

The previous prime is 98204439559. The next prime is 98204439601. The reversal of 98204439566 is 66593440289.

It is a happy number.

It is a super-2 number, since 2×98204439566² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157415 + ... + 470306.

It is an arithmetic number, because the mean of its divisors is an integer number (5084548200).

Almost surely, 2^98204439566 is an apocalyptic number.

98204439566 is a deficient number, since it is larger than the sum of its proper divisors (64501102834).

98204439566 is a wasteful number, since it uses less digits than its factorization.

98204439566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627944.

The product of its (nonzero) digits is 11197440, while the sum is 56.

The spelling of 98204439566 in words is "ninety-eight billion, two hundred four million, four hundred thirty-nine thousand, five hundred sixty-six".