23666126136 has 32 divisors (see below), whose sum is σ = 59170519440. Its totient is φ = 7888014848.

The previous prime is 23666126129. The next prime is 23666126167. The reversal of 23666126136 is 63162166632.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286330 + ... + 359606.

Almost surely, 2^23666126136 is an apocalyptic number.

It is an amenable number.

23666126136 is an abundant number, since it is smaller than the sum of its proper divisors (35504393304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23666126136 is a wasteful number, since it uses less digits than its factorization.

23666126136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86743 (or 86739 counting only the distinct ones).

The product of its digits is 279936, while the sum is 42.

The spelling of 23666126136 in words is "twenty-three billion, six hundred sixty-six million, one hundred twenty-six thousand, one hundred thirty-six".