23977567488 has 432 divisors, whose sum is σ = 77845985280. Its totient is φ = 6524485632.

The previous prime is 23977567487. The next prime is 23977567501. The reversal of 23977567488 is 88476577932.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23977567487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 138598570 + ... + 138598742.

It is an arithmetic number, because the mean of its divisors is an integer number (180199040).

Almost surely, 2^23977567488 is an apocalyptic number.

23977567488 is a gapful number since it is divisible by the number (28) 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 23977567488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38922992640).

23977567488 is an abundant number, since it is smaller than the sum of its proper divisors (53868417792).

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

23977567488 is a wasteful number, since it uses less digits than its factorization.

23977567488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 341 counting only the distinct ones).

The product of its digits is 142248960, while the sum is 66.

The spelling of 23977567488 in words is "twenty-three billion, nine hundred seventy-seven million, five hundred sixty-seven thousand, four hundred eighty-eight".