23166996480 has 624 divisors, whose sum is σ = 85458996480. Its totient is φ = 5796790272.

The previous prime is 23166996469. The next prime is 23166996487. The reversal of 23166996480 is 8469966132.

23166996480 is a `hidden beast` number, since 2 + 3 + 16 + 69 + 96 + 480 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23166996487) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 293253081 + ... + 293253159.

It is an arithmetic number, because the mean of its divisors is an integer number (136953520).

Almost surely, 2^23166996480 is an apocalyptic number.

23166996480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23166996480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42729498240).

23166996480 is an abundant number, since it is smaller than the sum of its proper divisors (62292000000).

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

23166996480 is a wasteful number, since it uses less digits than its factorization.

23166996480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 23166996480 in words is "twenty-three billion, one hundred sixty-six million, nine hundred ninety-six thousand, four hundred eighty".