23064220512 has 144 divisors (see below), whose sum is σ = 67500905472. Its totient is φ = 7466484480.

The previous prime is 23064220489. The next prime is 23064220583. The reversal of 23064220512 is 21502246032.

It is a happy number.

23064220512 is a `hidden beast` number, since 2 + 3 + 0 + 642 + 2 + 0 + 5 + 12 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1766713 + ... + 1779719.

It is an arithmetic number, because the mean of its divisors is an integer number (468756288).

Almost surely, 2^23064220512 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 23064220512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33750452736).

23064220512 is an abundant number, since it is smaller than the sum of its proper divisors (44436684960).

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

23064220512 is a wasteful number, since it uses less digits than its factorization.

23064220512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13201 (or 13190 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 23064220512 its reverse (21502246032), we get a palindrome (44566466544).

The spelling of 23064220512 in words is "twenty-three billion, sixty-four million, two hundred twenty thousand, five hundred twelve".