238199572986 has 32 divisors (see below), whose sum is σ = 477999091968. Its totient is φ = 79133474880.

The previous prime is 238199572967. The next prime is 238199573023. The reversal of 238199572986 is 689275991832.

It is a self number, because there is not a number n which added to its sum of digits gives 238199572986.

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, 3536076 + ... + 3602808.

It is an arithmetic number, because the mean of its divisors is an integer number (14937471624).

Almost surely, 2^238199572986 is an apocalyptic number.

238199572986 is an abundant number, since it is smaller than the sum of its proper divisors (239799518982).

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

238199572986 is a wasteful number, since it uses less digits than its factorization.

238199572986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68726.

The product of its digits is 117573120, while the sum is 69.

The spelling of 238199572986 in words is "two hundred thirty-eight billion, one hundred ninety-nine million, five hundred seventy-two thousand, nine hundred eighty-six".