980120898 has 40 divisors (see below), whose sum is σ = 2255567292. Its totient is φ = 317875104.

The previous prime is 980120807. The next prime is 980120923. The reversal of 980120898 is 898021089.

It can be written as a sum of positive squares in 2 ways, for example, as 836192889 + 143928009 = 28917^2 + 11997^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 75765 + ... + 87752.

Almost surely, 2^980120898 is an apocalyptic number.

980120898 is an abundant number, since it is smaller than the sum of its proper divisors (1275446394).

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

980120898 is a wasteful number, since it uses less digits than its factorization.

980120898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163568 (or 163559 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 45.

The square root of 980120898 is about 31306.8825979209. The cubic root of 980120898 is about 993.3292324751.

The spelling of 980120898 in words is "nine hundred eighty million, one hundred twenty thousand, eight hundred ninety-eight".