998460592900 has 27 divisors (see below), whose sum is σ = 2166681170101. Its totient is φ = 399380240240.

The previous prime is 998460592889. The next prime is 998460592907. The reversal of 998460592900 is 9295064899.

It is a happy number.

The square root of 998460592900 is 999230.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 359445813444 + 639014779456 = 599538^2 + 799384^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (998460592907) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9942339 + ... + 10042261.

Almost surely, 2^998460592900 is an apocalyptic number.

998460592900 is the 999230-th square number.

It is an amenable number.

998460592900 is an abundant number, since it is smaller than the sum of its proper divisors (1168220577201).

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

998460592900 is an frugal number, since it uses more digits than its factorization.

998460592900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199860 (or 99930 counting only the distinct ones).

The product of its (nonzero) digits is 12597120, while the sum is 61.

The spelling of 998460592900 in words is "nine hundred ninety-eight billion, four hundred sixty million, five hundred ninety-two thousand, nine hundred".