23234170856 has 64 divisors (see below), whose sum is σ = 47462284800. Its totient is φ = 10599095808.

The previous prime is 23234170847. The next prime is 23234170877. The reversal of 23234170856 is 65807143232.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3401861 + ... + 3408683.

It is an arithmetic number, because the mean of its divisors is an integer number (741598200).

Almost surely, 2^23234170856 is an apocalyptic number.

23234170856 is a gapful number since it is divisible by the number (26) 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 23234170856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23731142400).

23234170856 is an abundant number, since it is smaller than the sum of its proper divisors (24228113944).

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

23234170856 is a wasteful number, since it uses less digits than its factorization.

23234170856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7218 (or 7214 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 23234170856 in words is "twenty-three billion, two hundred thirty-four million, one hundred seventy thousand, eight hundred fifty-six".