23406652125181 has 24 divisors (see below), whose sum is σ = 25391242996224. Its totient is φ = 21567296649600.

The previous prime is 23406652125151. The next prime is 23406652125221. The reversal of 23406652125181 is 18152125660432.

It is a happy number.

It is not a de Polignac number, because 23406652125181 - 2¹¹ = 23406652123133 is a prime.

It is a super-2 number, since 2×23406652125181² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23406652125151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1274377060 + ... + 1274395426.

It is an arithmetic number, because the mean of its divisors is an integer number (1057968458176).

Almost surely, 2^{23406652125181} is an apocalyptic number.

It is an amenable number.

23406652125181 is a deficient number, since it is larger than the sum of its proper divisors (1984590871043).

23406652125181 is a wasteful number, since it uses less digits than its factorization.

23406652125181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31541 (or 31528 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 23406652125181 in words is "twenty-three trillion, four hundred six billion, six hundred fifty-two million, one hundred twenty-five thousand, one hundred eighty-one".