23766106986 has 24 divisors (see below), whose sum is σ = 52749165924. Its totient is φ = 7728815040.

The previous prime is 23766106919. The next prime is 23766107017. The reversal of 23766106986 is 68960166732.

It can be written as a sum of positive squares in 2 ways, for example, as 23717540025 + 48566961 = 154005^2 + 6969^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16100961 + ... + 16102436.

Almost surely, 2^23766106986 is an apocalyptic number.

23766106986 is an abundant number, since it is smaller than the sum of its proper divisors (28983058938).

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

23766106986 is a wasteful number, since it uses less digits than its factorization.

23766106986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32203446 (or 32203443 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 23766106986 in words is "twenty-three billion, seven hundred sixty-six million, one hundred six thousand, nine hundred eighty-six".