23434662636 has 192 divisors, whose sum is σ = 75853532160. Its totient is φ = 6078481920.

The previous prime is 23434662623. The next prime is 23434662659. The reversal of 23434662636 is 63626643432.

23434662636 is a `hidden beast` number, since 2 + 3 + 4 + 3 + 4 + 6 + 6 + 2 + 636 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 23434662591 and 23434662600.

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 63 ways as a sum of consecutive naturals, for example, 7923670 + ... + 7926626.

It is an arithmetic number, because the mean of its divisors is an integer number (395070480).

Almost surely, 2^23434662636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23434662636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37926766080).

23434662636 is an abundant number, since it is smaller than the sum of its proper divisors (52418869524).

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

23434662636 is a wasteful number, since it uses less digits than its factorization.

23434662636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3941 (or 3933 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 45.

The spelling of 23434662636 in words is "twenty-three billion, four hundred thirty-four million, six hundred sixty-two thousand, six hundred thirty-six".