12489513356 has 6 divisors (see below), whose sum is σ = 21856648380. Its totient is φ = 6244756676.

The previous prime is 12489513329. The next prime is 12489513367. The reversal of 12489513356 is 65331598421.

It is a self number, because there is not a number n which added to its sum of digits gives 12489513356.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561189166 + ... + 1561189173.

It is an arithmetic number, because the mean of its divisors is an integer number (3642774730).

Almost surely, 2^12489513356 is an apocalyptic number.

It is an amenable number.

12489513356 is a deficient number, since it is larger than the sum of its proper divisors (9367135024).

12489513356 is a wasteful number, since it uses less digits than its factorization.

12489513356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3122378343 (or 3122378341 counting only the distinct ones).

The product of its digits is 777600, while the sum is 47.

The spelling of 12489513356 in words is "twelve billion, four hundred eighty-nine million, five hundred thirteen thousand, three hundred fifty-six".