23613362136 has 256 divisors, whose sum is σ = 80919014400. Its totient is φ = 6213086208.

The previous prime is 23613362111. The next prime is 23613362141. The reversal of 23613362136 is 63126331632.

23613362136 is a `hidden beast` number, since 2 + 3 + 613 + 3 + 6 + 2 + 1 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a self number, because there is not a number n which added to its sum of digits gives 23613362136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10278940 + ... + 10281236.

It is an arithmetic number, because the mean of its divisors is an integer number (316089900).

Almost surely, 2^23613362136 is an apocalyptic number.

23613362136 is a gapful number since it is divisible by the number (26) 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 23613362136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40459507200).

23613362136 is an abundant number, since it is smaller than the sum of its proper divisors (57305652264).

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

23613362136 is a wasteful number, since it uses less digits than its factorization.

23613362136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855 (or 2845 counting only the distinct ones).

The product of its digits is 69984, while the sum is 36.

Adding to 23613362136 its reverse (63126331632), we get a palindrome (86739693768).

The spelling of 23613362136 in words is "twenty-three billion, six hundred thirteen million, three hundred sixty-two thousand, one hundred thirty-six".