368198421939 has 12 divisors (see below), whose sum is σ = 534626681472. Its totient is φ = 244180453200.

The previous prime is 368198421931. The next prime is 368198421953. The reversal of 368198421939 is 939124891863.

368198421939 is a `hidden beast` number, since 36 + 8 + 1 + 98 + 421 + 93 + 9 = 666.

It is not a de Polignac number, because 368198421939 - 2³ = 368198421931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (368198421931) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107094972 + ... + 107098409.

It is an arithmetic number, because the mean of its divisors is an integer number (44552223456).

Almost surely, 2^368198421939 is an apocalyptic number.

368198421939 is a deficient number, since it is larger than the sum of its proper divisors (166428259533).

368198421939 is a wasteful number, since it uses less digits than its factorization.

368198421939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214193578 (or 214193575 counting only the distinct ones).

The product of its digits is 20155392, while the sum is 63.

The spelling of 368198421939 in words is "three hundred sixty-eight billion, one hundred ninety-eight million, four hundred twenty-one thousand, nine hundred thirty-nine".