23340234311440 has 40 divisors (see below), whose sum is σ = 56016562353408. Its totient is φ = 9034929409920.

The previous prime is 23340234311423. The next prime is 23340234311441. The reversal of 23340234311440 is 4411343204332.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 23340234311396 and 23340234311405.

It is not an unprimeable number, because it can be changed into a prime (23340234311441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4705689922 + ... + 4705694881.

Almost surely, 2^{23340234311440} is an apocalyptic number.

23340234311440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23340234311440 is an abundant number, since it is smaller than the sum of its proper divisors (32676328041968).

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

23340234311440 is a wasteful number, since it uses less digits than its factorization.

23340234311440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9411384847 (or 9411384841 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 23340234311440 its reverse (4411343204332), we get a palindrome (27751577515772).

The spelling of 23340234311440 in words is "twenty-three trillion, three hundred forty billion, two hundred thirty-four million, three hundred eleven thousand, four hundred forty".