23439066723072 has 2592 divisors, whose sum is σ = 99856589647360. Its totient is φ = 5321023488000.

The previous prime is 23439066723071. The next prime is 23439066723133. The reversal of 23439066723072 is 27032766093432.

23439066723072 is a `hidden beast` number, since 2 + 34 + 390 + 66 + 72 + 30 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (2592).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (23439066723071) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 13014472572 + ... + 13014474372.

Almost surely, 2^{23439066723072} is an apocalyptic number.

23439066723072 is a gapful number since it is divisible by the number (22) 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 23439066723072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49928294823680).

23439066723072 is an abundant number, since it is smaller than the sum of its proper divisors (76417522924288).

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

23439066723072 is a wasteful number, since it uses less digits than its factorization.

23439066723072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893 (or 1856 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 54.

The spelling of 23439066723072 in words is "twenty-three trillion, four hundred thirty-nine billion, sixty-six million, seven hundred twenty-three thousand, seventy-two".