12472643265 has 8 divisors (see below), whose sum is σ = 19956229248. Its totient is φ = 6652076400.

The previous prime is 12472643243. The next prime is 12472643341. The reversal of 12472643265 is 56234627421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12472643265 - 2⁹ = 12472642753 is a prime.

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, 415754761 + ... + 415754790.

It is an arithmetic number, because the mean of its divisors is an integer number (2494528656).

Almost surely, 2^12472643265 is an apocalyptic number.

12472643265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12472643265 is a deficient number, since it is larger than the sum of its proper divisors (7483585983).

12472643265 is an equidigital number, since it uses as much as digits as its factorization.

12472643265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831509559.

The product of its digits is 483840, while the sum is 42.

The spelling of 12472643265 in words is "twelve billion, four hundred seventy-two million, six hundred forty-three thousand, two hundred sixty-five".