23234342321340 has 72 divisors (see below), whose sum is σ = 73541744404128. Its totient is φ = 5926440938880.

The previous prime is 23234342321303. The next prime is 23234342321369. The reversal of 23234342321340 is 4312324343232.

23234342321340 is a `hidden beast` number, since 2 + 3 + 2 + 3 + 434 + 2 + 3 + 213 + 4 + 0 = 666.

It is a super-2 number, since 2×23234342321340² (a number of 28 digits) contains 22 as substring.

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 = 23234342321295 and 23234342321304.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 2806075851 + ... + 2806084130.

It is an arithmetic number, because the mean of its divisors is an integer number (1021413116724).

Almost surely, 2^{23234342321340} is an apocalyptic number.

23234342321340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23234342321340 is an abundant number, since it is smaller than the sum of its proper divisors (50307402082788).

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

23234342321340 is a wasteful number, since it uses less digits than its factorization.

23234342321340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5612160019 (or 5612160014 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 36.

Adding to 23234342321340 its reverse (4312324343232), we get a palindrome (27546666664572).

The spelling of 23234342321340 in words is "twenty-three trillion, two hundred thirty-four billion, three hundred forty-two million, three hundred twenty-one thousand, three hundred forty".