2849397278319 has 12 divisors (see below), whose sum is σ = 4357901720016. Its totient is φ = 1787857115712.

The previous prime is 2849397278297. The next prime is 2849397278339. The reversal of 2849397278319 is 9138727939482.

2849397278319 is a `hidden beast` number, since 2 + 8 + 4 + 9 + 39 + 7 + 278 + 319 = 666.

2849397278319 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2849397278319 - 2²⁴ = 2849380501103 is a prime.

It is a super-2 number, since 2×2849397278319² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2849397278339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9311755659 + ... + 9311755964.

It is an arithmetic number, because the mean of its divisors is an integer number (363158476668).

Almost surely, 2^{2849397278319} is an apocalyptic number.

2849397278319 is a deficient number, since it is larger than the sum of its proper divisors (1508504441697).

2849397278319 is a wasteful number, since it uses less digits than its factorization.

2849397278319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18623511646 (or 18623511643 counting only the distinct ones).

The product of its digits is 329204736, while the sum is 72.

The spelling of 2849397278319 in words is "two trillion, eight hundred forty-nine billion, three hundred ninety-seven million, two hundred seventy-eight thousand, three hundred nineteen".