198411104864 has 48 divisors (see below), whose sum is σ = 446934464928. Its totient is φ = 84936287232.

The previous prime is 198411104839. The next prime is 198411104887. The reversal of 198411104864 is 468401114891.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308549 + ... + 701444.

It is an arithmetic number, because the mean of its divisors is an integer number (9311134686).

Almost surely, 2^198411104864 is an apocalyptic number.

198411104864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

198411104864 is an abundant number, since it is smaller than the sum of its proper divisors (248523360064).

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

198411104864 is a wasteful number, since it uses less digits than its factorization.

198411104864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010887 (or 1010879 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 47.

The spelling of 198411104864 in words is "one hundred ninety-eight billion, four hundred eleven million, one hundred four thousand, eight hundred sixty-four".