23136663132 has 162 divisors, whose sum is σ = 66437046312. Its totient is φ = 6783717600.

The previous prime is 23136663127. The next prime is 23136663157.

23136663132 is nontrivially palindromic in base 10.

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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 4183353 + ... + 4188879.

Almost surely, 2^23136663132 is an apocalyptic number.

23136663132 is a gapful number since it is divisible by the number (22) 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 23136663132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33218523156).

23136663132 is an abundant number, since it is smaller than the sum of its proper divisors (43300383180).

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

23136663132 is a wasteful number, since it uses less digits than its factorization.

23136663132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5621 (or 5574 counting only the distinct ones).

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

The spelling of 23136663132 in words is "twenty-three billion, one hundred thirty-six million, six hundred sixty-three thousand, one hundred thirty-two".