239320090520 has 384 divisors, whose sum is σ = 659954718720. Its totient is φ = 77785344000.

The previous prime is 239320090519. The next prime is 239320090523. The reversal of 239320090520 is 25090023932.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239320090523) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 851672780 + ... + 851673060.

It is an arithmetic number, because the mean of its divisors is an integer number (1718632080).

Almost surely, 2^239320090520 is an apocalyptic number.

239320090520 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 239320090520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329977359360).

239320090520 is an abundant number, since it is smaller than the sum of its proper divisors (420634628200).

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

239320090520 is a wasteful number, since it uses less digits than its factorization.

239320090520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575 (or 564 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 35.

The spelling of 239320090520 in words is "two hundred thirty-nine billion, three hundred twenty million, ninety thousand, five hundred twenty".