23166034564640 has 96 divisors (see below), whose sum is σ = 60596311616064. Its totient is φ = 8298280995840.

The previous prime is 23166034564637. The next prime is 23166034564661. The reversal of 23166034564640 is 4646543066132.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 98109839 + ... + 98345678.

It is an arithmetic number, because the mean of its divisors is an integer number (631211579334).

Almost surely, 2^{23166034564640} is an apocalyptic number.

23166034564640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23166034564640 is an abundant number, since it is smaller than the sum of its proper divisors (37430277051424).

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

23166034564640 is a wasteful number, since it uses less digits than its factorization.

23166034564640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196455610 (or 196455602 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 50.

The spelling of 23166034564640 in words is "twenty-three trillion, one hundred sixty-six billion, thirty-four million, five hundred sixty-four thousand, six hundred forty".