23234402234340 has 144 divisors (see below), whose sum is σ = 76892612247360. Its totient is φ = 5632006314240.

The previous prime is 23234402234333. The next prime is 23234402234377. The reversal of 23234402234340 is 4343220443232.

23234402234340 is a `hidden beast` number, since 2 + 3 + 234 + 40 + 2 + 2 + 343 + 40 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 23234402234295 and 23234402234304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18925702 + ... + 20115938.

It is an arithmetic number, because the mean of its divisors is an integer number (533976473940).

Almost surely, 2^{23234402234340} is an apocalyptic number.

23234402234340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23234402234340 is an abundant number, since it is smaller than the sum of its proper divisors (53658210013020).

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

23234402234340 is a wasteful number, since it uses less digits than its factorization.

23234402234340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200122 (or 1200117 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 36.

Adding to 23234402234340 its reverse (4343220443232), we get a palindrome (27577622677572).

The spelling of 23234402234340 in words is "twenty-three trillion, two hundred thirty-four billion, four hundred two million, two hundred thirty-four thousand, three hundred forty".