23225015206512 has 240 divisors, whose sum is σ = 76873829760000. Its totient is φ = 6404469797376.

The previous prime is 23225015206501. The next prime is 23225015206517. The reversal of 23225015206512 is 21560251052232.

23225015206512 is a `hidden beast` number, since 2 + 3 + 22 + 50 + 1 + 520 + 65 + 1 + 2 = 666.

It is a super-2 number, since 2×23225015206512² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23225015206517) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77578489 + ... + 77877287.

It is an arithmetic number, because the mean of its divisors is an integer number (320307624000).

Almost surely, 2^{23225015206512} 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 23225015206512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38436914880000).

23225015206512 is an abundant number, since it is smaller than the sum of its proper divisors (53648814553488).

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

23225015206512 is a wasteful number, since it uses less digits than its factorization.

23225015206512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301508 (or 301499 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 23225015206512 its reverse (21560251052232), we get a palindrome (44785266258744).

The spelling of 23225015206512 in words is "twenty-three trillion, two hundred twenty-five billion, fifteen million, two hundred six thousand, five hundred twelve".