23563820700 has 432 divisors, whose sum is σ = 93313715040. Its totient is φ = 5068707840.

The previous prime is 23563820681. The next prime is 23563820771. The reversal of 23563820700 is 702836532.

23563820700 is a `hidden beast` number, since 2 + 3 + 563 + 8 + 20 + 70 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2243862 + ... + 2254338.

It is an arithmetic number, because the mean of its divisors is an integer number (216003970).

Almost surely, 2^23563820700 is an apocalyptic number.

23563820700 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 23563820700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46656857520).

23563820700 is an abundant number, since it is smaller than the sum of its proper divisors (69749894340).

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

23563820700 is a wasteful number, since it uses less digits than its factorization.

23563820700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10531 (or 10511 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 23563820700 in words is "twenty-three billion, five hundred sixty-three million, eight hundred twenty thousand, seven hundred".