12489302713228 has 24 divisors (see below), whose sum is σ = 25245756288144. Its totient is φ = 5343017203200.

The previous prime is 12489302713213. The next prime is 12489302713243. The reversal of 12489302713228 is 82231720398421.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12489302713213) and next prime (12489302713243).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8348463633 + ... + 8348465128.

It is an arithmetic number, because the mean of its divisors is an integer number (1051906512006).

Almost surely, 2^{12489302713228} is an apocalyptic number.

It is an amenable number.

12489302713228 is an abundant number, since it is smaller than the sum of its proper divisors (12756453574916).

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

12489302713228 is a wasteful number, since it uses less digits than its factorization.

12489302713228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16696928793 (or 16696928791 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 12489302713228 in words is "twelve trillion, four hundred eighty-nine billion, three hundred two million, seven hundred thirteen thousand, two hundred twenty-eight".