23136278633 has 24 divisors (see below), whose sum is σ = 25344475200. Its totient is φ = 21108993984.

The previous prime is 23136278629. The next prime is 23136278647. The reversal of 23136278633 is 33687263132.

It is a happy number.

It is not a de Polignac number, because 23136278633 - 2² = 23136278629 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23136278603) 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, 8969738 + ... + 8972316.

It is an arithmetic number, because the mean of its divisors is an integer number (1056019800).

Almost surely, 2^23136278633 is an apocalyptic number.

It is an amenable number.

23136278633 is a deficient number, since it is larger than the sum of its proper divisors (2208196567).

23136278633 is a wasteful number, since it uses less digits than its factorization.

23136278633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201 (or 3188 counting only the distinct ones).

The product of its digits is 653184, while the sum is 44.

The spelling of 23136278633 in words is "twenty-three billion, one hundred thirty-six million, two hundred seventy-eight thousand, six hundred thirty-three".