12204625865500 has 96 divisors (see below), whose sum is σ = 27308454421248. Its totient is φ = 4762432584000.

The previous prime is 12204625865491. The next prime is 12204625865501. The reversal of 12204625865500 is 556852640221.

12204625865500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204625865501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17086527 + ... + 17786473.

It is an arithmetic number, because the mean of its divisors is an integer number (284463066888).

Almost surely, 2^{12204625865500} is an apocalyptic number.

12204625865500 is a gapful number since it is divisible by the number (10) 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 12204625865500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13654227210624).

12204625865500 is an abundant number, since it is smaller than the sum of its proper divisors (15103828555748).

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

12204625865500 is a wasteful number, since it uses less digits than its factorization.

12204625865500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700820 (or 700808 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 46.

The spelling of 12204625865500 in words is "twelve trillion, two hundred four billion, six hundred twenty-five million, eight hundred sixty-five thousand, five hundred".