12894654897264 has 80 divisors (see below), whose sum is σ = 38171998042112. Its totient is φ = 3674309900544.

The previous prime is 12894654897253. The next prime is 12894654897269. The reversal of 12894654897264 is 46279845649821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12894654897269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51318304 + ... + 51568959.

Almost surely, 2^{12894654897264} is an apocalyptic number.

12894654897264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12894654897264 is an abundant number, since it is smaller than the sum of its proper divisors (25277343144848).

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

12894654897264 is a wasteful number, since it uses less digits than its factorization.

12894654897264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102887654 (or 102887648 counting only the distinct ones).

The product of its digits is 1672151040, while the sum is 75.

The spelling of 12894654897264 in words is "twelve trillion, eight hundred ninety-four billion, six hundred fifty-four million, eight hundred ninety-seven thousand, two hundred sixty-four".