23440334331 has 16 divisors (see below), whose sum is σ = 31540799520. Its totient is φ = 15483471360.

The previous prime is 23440334317. The next prime is 23440334341. The reversal of 23440334331 is 13343304432.

It is a de Polignac number, because none of the positive numbers 2^k-23440334331 is a prime.

It is a super-3 number, since 3×23440334331³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (23440334341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1204305 + ... + 1223613.

It is an arithmetic number, because the mean of its divisors is an integer number (1971299970).

Almost surely, 2^23440334331 is an apocalyptic number.

23440334331 is a deficient number, since it is larger than the sum of its proper divisors (8100465189).

23440334331 is a wasteful number, since it uses less digits than its factorization.

23440334331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23006.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 23440334331 its reverse (13343304432), we get a palindrome (36783638763).

The spelling of 23440334331 in words is "twenty-three billion, four hundred forty million, three hundred thirty-four thousand, three hundred thirty-one".