23666878108 has 12 divisors (see below), whose sum is σ = 41418117832. Its totient is φ = 11833130160.

The previous prime is 23666878063. The next prime is 23666878121. The reversal of 23666878108 is 80187866632.

It is a super-2 number, since 2×23666878108² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239491 + ... + 323557.

Almost surely, 2^23666878108 is an apocalyptic number.

It is an amenable number.

23666878108 is a deficient number, since it is larger than the sum of its proper divisors (17751239724).

23666878108 is a wasteful number, since it uses less digits than its factorization.

23666878108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154452 (or 154450 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 23666878108 in words is "twenty-three billion, six hundred sixty-six million, eight hundred seventy-eight thousand, one hundred eight".