23323161600 has 528 divisors, whose sum is σ = 87844794240. Its totient is φ = 6060441600.

The previous prime is 23323161593. The next prime is 23323161613. The reversal of 23323161600 is 616132332.

It is a happy number.

23323161600 is a `hidden beast` number, since 2 + 33 + 23 + 1 + 6 + 1 + 600 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28338789 + ... + 28339611.

Almost surely, 2^23323161600 is an apocalyptic number.

23323161600 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 23323161600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43922397120).

23323161600 is an abundant number, since it is smaller than the sum of its proper divisors (64521632640).

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

23323161600 is a wasteful number, since it uses less digits than its factorization.

23323161600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 23323161600 its reverse (616132332), we get a palindrome (23939293932).

The spelling of 23323161600 in words is "twenty-three billion, three hundred twenty-three million, one hundred sixty-one thousand, six hundred".