23198351459994 has 32 divisors (see below), whose sum is σ = 51553135730880. Its totient is φ = 7732597280400.

The previous prime is 23198351459957. The next prime is 23198351460043. The reversal of 23198351459994 is 49995415389132.

23198351459994 is a `hidden beast` number, since 2 + 3 + 1 + 9 + 83 + 5 + 1 + 459 + 9 + 94 = 666.

It is a super-2 number, since 2×23198351459994² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2913312 + ... + 7408379.

It is an arithmetic number, because the mean of its divisors is an integer number (1611035491590).

Almost surely, 2^{23198351459994} is an apocalyptic number.

23198351459994 is an abundant number, since it is smaller than the sum of its proper divisors (28354784270886).

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

23198351459994 is a wasteful number, since it uses less digits than its factorization.

23198351459994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10363323 (or 10363317 counting only the distinct ones).

The product of its digits is 377913600, while the sum is 72.

The spelling of 23198351459994 in words is "twenty-three trillion, one hundred ninety-eight billion, three hundred fifty-one million, four hundred fifty-nine thousand, nine hundred ninety-four".