23433504768 has 144 divisors (see below), whose sum is σ = 70188431040. Its totient is φ = 7811002368.

The previous prime is 23433504733. The next prime is 23433504793. The reversal of 23433504768 is 86740533432.

23433504768 is a `hidden beast` number, since 234 + 3 + 350 + 4 + 7 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 474121 + ... + 521207.

It is an arithmetic number, because the mean of its divisors is an integer number (487419660).

Almost surely, 2^23433504768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23433504768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35094215520).

23433504768 is an abundant number, since it is smaller than the sum of its proper divisors (46754926272).

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

23433504768 is an frugal number, since it uses more digits than its factorization.

23433504768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47124 (or 47092 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 23433504768 in words is "twenty-three billion, four hundred thirty-three million, five hundred four thousand, seven hundred sixty-eight".