23498744256 has 252 divisors, whose sum is σ = 73278129288. Its totient is φ = 7196387328.

The previous prime is 23498744251. The next prime is 23498744263. The reversal of 23498744256 is 65244789432.

It is a happy number.

23498744256 is a `hidden beast` number, since 2 + 349 + 8 + 7 + 44 + 256 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23498744251) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27547926 + ... + 27548778.

Almost surely, 2^23498744256 is an apocalyptic number.

23498744256 is a gapful number since it is divisible by the number (26) 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 23498744256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36639064644).

23498744256 is an abundant number, since it is smaller than the sum of its proper divisors (49779385032).

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

23498744256 is a wasteful number, since it uses less digits than its factorization.

23498744256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180 (or 1154 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 54.

The spelling of 23498744256 in words is "twenty-three billion, four hundred ninety-eight million, seven hundred forty-four thousand, two hundred fifty-six".