998716356000 has 288 divisors, whose sum is σ = 3866668094016. Its totient is φ = 242112960000.

The previous prime is 998716355969. The next prime is 998716356007. The reversal of 998716356000 is 653617899.

998716356000 is a `hidden beast` number, since 9 + 9 + 8 + 71 + 6 + 3 + 560 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is not an unprimeable number, because it can be changed into a prime (998716356007) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 865006 + ... + 1657005.

It is an arithmetic number, because the mean of its divisors is an integer number (13425930882).

Almost surely, 2^998716356000 is an apocalyptic number.

998716356000 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

998716356000 is an abundant number, since it is smaller than the sum of its proper divisors (2867951738016).

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

998716356000 is a wasteful number, since it uses less digits than its factorization.

998716356000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522053 (or 2522032 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 998716356000 in words is "nine hundred ninety-eight billion, seven hundred sixteen million, three hundred fifty-six thousand".