198038001963804 has 24 divisors (see below), whose sum is σ = 462109029110400. Its totient is φ = 66009759055344.

The previous prime is 198038001963779. The next prime is 198038001963853. The reversal of 198038001963804 is 408369100830891.

It is a super-3 number, since 3×198038001963804³ (a number of 44 digits) contains 333 as substring.

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, 363249504 + ... + 363794279.

It is an arithmetic number, because the mean of its divisors is an integer number (19254542879600).

Almost surely, 2^{198038001963804} is an apocalyptic number.

It is an amenable number.

198038001963804 is an abundant number, since it is smaller than the sum of its proper divisors (264071027146596).

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

198038001963804 is a wasteful number, since it uses less digits than its factorization.

198038001963804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727066489 (or 727066487 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 60.

The spelling of 198038001963804 in words is "one hundred ninety-eight trillion, thirty-eight billion, one million, nine hundred sixty-three thousand, eight hundred four".