239131875144 has 32 divisors (see below), whose sum is σ = 597964389120. Its totient is φ = 79692664896.

The previous prime is 239131875133. The next prime is 239131875149. The reversal of 239131875144 is 441578131932.

It is a junction number, because it is equal to n+sod(n) for n = 239131875093 and 239131875102.

It is not an unprimeable number, because it can be changed into a prime (239131875149) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1013559 + ... + 1227014.

It is an arithmetic number, because the mean of its divisors is an integer number (18686387160).

Almost surely, 2^239131875144 is an apocalyptic number.

239131875144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

239131875144 is an abundant number, since it is smaller than the sum of its proper divisors (358832513976).

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

239131875144 is a wasteful number, since it uses less digits than its factorization.

239131875144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245029 (or 2245025 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The spelling of 239131875144 in words is "two hundred thirty-nine billion, one hundred thirty-one million, eight hundred seventy-five thousand, one hundred forty-four".