23540025163 has 8 divisors (see below), whose sum is σ = 23836292928. Its totient is φ = 23244058824.

The previous prime is 23540025149. The next prime is 23540025169. The reversal of 23540025163 is 36152004532.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23540025163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23540025169) 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, 83920 + ... + 232642.

It is an arithmetic number, because the mean of its divisors is an integer number (2979536616).

Almost surely, 2^23540025163 is an apocalyptic number.

23540025163 is a deficient number, since it is larger than the sum of its proper divisors (296267765).

23540025163 is a wasteful number, since it uses less digits than its factorization.

23540025163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150713.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 23540025163 its reverse (36152004532), we get a palindrome (59692029695).

The spelling of 23540025163 in words is "twenty-three billion, five hundred forty million, twenty-five thousand, one hundred sixty-three".