239481639984 has 20 divisors (see below), whose sum is σ = 618660903416. Its totient is φ = 79827213312.

The previous prime is 239481639967. The next prime is 239481640019. The reversal of 239481639984 is 489936184932.

239481639984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2494600369 + ... + 2494600464.

Almost surely, 2^239481639984 is an apocalyptic number.

239481639984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

239481639984 is an abundant number, since it is smaller than the sum of its proper divisors (379179263432).

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

239481639984 is a wasteful number, since it uses less digits than its factorization.

239481639984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4989200844 (or 4989200838 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 66.

The spelling of 239481639984 in words is "two hundred thirty-nine billion, four hundred eighty-one million, six hundred thirty-nine thousand, nine hundred eighty-four".