998350680 has 64 divisors (see below), whose sum is σ = 2997900000. Its totient is φ = 265973760.

The previous prime is 998350679. The next prime is 998350693. The reversal of 998350680 is 86053899.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146550 + ... + 153210.

Almost surely, 2^998350680 is an apocalyptic number.

It is an amenable number.

998350680 is an abundant number, since it is smaller than the sum of its proper divisors (1999549320).

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

998350680 is a wasteful number, since it uses less digits than its factorization.

998350680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7924 (or 7920 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 998350680 is about 31596.6878010971. The cubic root of 998350680 is about 999.4499241387.

The spelling of 998350680 in words is "nine hundred ninety-eight million, three hundred fifty thousand, six hundred eighty".