23553324120 has 64 divisors (see below), whose sum is σ = 72383401440. Its totient is φ = 6127692800.

The previous prime is 23553324083. The next prime is 23553324121. The reversal of 23553324120 is 2142335532.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23553324121) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2388711 + ... + 2398550.

Almost surely, 2^23553324120 is an apocalyptic number.

23553324120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23553324120 is an abundant number, since it is smaller than the sum of its proper divisors (48830077320).

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

23553324120 is a wasteful number, since it uses less digits than its factorization.

23553324120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4787316 (or 4787312 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 23553324120 its reverse (2142335532), we get a palindrome (25695659652).

The spelling of 23553324120 in words is "twenty-three billion, five hundred fifty-three million, three hundred twenty-four thousand, one hundred twenty".