23112564430149 has 12 divisors (see below), whose sum is σ = 33390622427500. Its totient is φ = 15405696068544.

The previous prime is 23112564430117. The next prime is 23112564430279. The reversal of 23112564430149 is 94103446521132.

It is a happy number.

23112564430149 is a `hidden beast` number, since 2 + 3 + 1 + 1 + 2 + 564 + 43 + 0 + 1 + 49 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8407970122500 + 14704594307649 = 2899650^2 + 3834657^2 .

It is not a de Polignac number, because 23112564430149 - 2⁵ = 23112564430117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23112564434149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 223296904 + ... + 223400385.

Almost surely, 2^{23112564430149} is an apocalyptic number.

It is an amenable number.

23112564430149 is a deficient number, since it is larger than the sum of its proper divisors (10278057997351).

23112564430149 is a wasteful number, since it uses less digits than its factorization.

23112564430149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446703044 (or 446703041 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 23112564430149 in words is "twenty-three trillion, one hundred twelve billion, five hundred sixty-four million, four hundred thirty thousand, one hundred forty-nine".