23255839770 has 64 divisors (see below), whose sum is σ = 57353826816. Its totient is φ = 6030650880.

The previous prime is 23255839757. The next prime is 23255839781. The reversal of 23255839770 is 7793855232.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2533990 + ... + 2543150.

It is an arithmetic number, because the mean of its divisors is an integer number (896153544).

Almost surely, 2^23255839770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23255839770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28676913408).

23255839770 is an abundant number, since it is smaller than the sum of its proper divisors (34097987046).

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

23255839770 is a wasteful number, since it uses less digits than its factorization.

23255839770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11495.

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 23255839770 in words is "twenty-three billion, two hundred fifty-five million, eight hundred thirty-nine thousand, seven hundred seventy".