235115013320 has 128 divisors (see below), whose sum is σ = 591539760000. Its totient is φ = 83359795200.

The previous prime is 235115013313. The next prime is 235115013323. The reversal of 235115013320 is 23310511532.

It is a self number, because there is not a number n which added to its sum of digits gives 235115013320.

It is not an unprimeable number, because it can be changed into a prime (235115013323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40893806 + ... + 40899554.

It is an arithmetic number, because the mean of its divisors is an integer number (4621404375).

Almost surely, 2^235115013320 is an apocalyptic number.

235115013320 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 235115013320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295769880000).

235115013320 is an abundant number, since it is smaller than the sum of its proper divisors (356424746680).

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

235115013320 is a wasteful number, since it uses less digits than its factorization.

235115013320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8079 (or 8075 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 235115013320 its reverse (23310511532), we get a palindrome (258425524852).

The spelling of 235115013320 in words is "two hundred thirty-five billion, one hundred fifteen million, thirteen thousand, three hundred twenty".