23973622400 has 576 divisors, whose sum is σ = 78221556000. Its totient is φ = 7176314880.

The previous prime is 23973622399. The next prime is 23973622433. The reversal of 23973622400 is 422637932.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 38729291 + ... + 38729909.

Almost surely, 2^23973622400 is an apocalyptic number.

23973622400 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 23973622400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39110778000).

23973622400 is an abundant number, since it is smaller than the sum of its proper divisors (54247933600).

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

23973622400 is a wasteful number, since it uses less digits than its factorization.

23973622400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 38.

The spelling of 23973622400 in words is "twenty-three billion, nine hundred seventy-three million, six hundred twenty-two thousand, four hundred".