23661143344 has 10 divisors (see below), whose sum is σ = 45843465260. Its totient is φ = 11830571664.

The previous prime is 23661143339. The next prime is 23661143347. The reversal of 23661143344 is 44334116632.

It is not an unprimeable number, because it can be changed into a prime (23661143347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739410714 + ... + 739410745.

It is an arithmetic number, because the mean of its divisors is an integer number (4584346526).

Almost surely, 2^23661143344 is an apocalyptic number.

It is an amenable number.

23661143344 is a deficient number, since it is larger than the sum of its proper divisors (22182321916).

23661143344 is a wasteful number, since it uses less digits than its factorization.

23661143344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478821467 (or 1478821461 counting only the distinct ones).

The product of its digits is 124416, while the sum is 37.

Adding to 23661143344 its reverse (44334116632), we get a palindrome (67995259976).

The spelling of 23661143344 in words is "twenty-three billion, six hundred sixty-one million, one hundred forty-three thousand, three hundred forty-four".