239830920000 has 840 divisors, whose sum is σ = 1033607889600. Its totient is φ = 51922944000.

The previous prime is 239830919963. The next prime is 239830920011. The reversal of 239830920000 is 29038932.

239830920000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (840).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 119 ways as a sum of consecutive naturals, for example, 47877496 + ... + 47882504.

Almost surely, 2^239830920000 is an apocalyptic number.

239830920000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 239830920000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (516803944800).

239830920000 is an abundant number, since it is smaller than the sum of its proper divisors (793776969600).

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

239830920000 is a wasteful number, since it uses less digits than its factorization.

239830920000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5073 (or 5045 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

Adding to 239830920000 its reverse (29038932), we get a palindrome (239859958932).

The spelling of 239830920000 in words is "two hundred thirty-nine billion, eight hundred thirty million, nine hundred twenty thousand".