12894816363 has 16 divisors (see below), whose sum is σ = 20198873856. Its totient is φ = 7213883040.

The previous prime is 12894816359. The next prime is 12894816371. The reversal of 12894816363 is 36361849821.

It is not a de Polignac number, because 12894816363 - 2² = 12894816359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12894816343) 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, 15028495 + ... + 15029352.

It is an arithmetic number, because the mean of its divisors is an integer number (1262429616).

Almost surely, 2^12894816363 is an apocalyptic number.

12894816363 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12894816363 is a deficient number, since it is larger than the sum of its proper divisors (7304057493).

12894816363 is a wasteful number, since it uses less digits than its factorization.

12894816363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30057874.

The product of its digits is 1492992, while the sum is 51.

The spelling of 12894816363 in words is "twelve billion, eight hundred ninety-four million, eight hundred sixteen thousand, three hundred sixty-three".