2259278379345 has 32 divisors (see below), whose sum is σ = 3893819529600. Its totient is φ = 1112000385024.

The previous prime is 2259278379313. The next prime is 2259278379361. The reversal of 2259278379345 is 5439738729522.

It is not a de Polignac number, because 2259278379345 - 2⁵ = 2259278379313 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 514315 + ... + 2187024.

It is an arithmetic number, because the mean of its divisors is an integer number (121681860300).

Almost surely, 2^{2259278379345} is an apocalyptic number.

It is an amenable number.

2259278379345 is a deficient number, since it is larger than the sum of its proper divisors (1634541150255).

2259278379345 is a wasteful number, since it uses less digits than its factorization.

2259278379345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705649.

The product of its digits is 228614400, while the sum is 66.

The spelling of 2259278379345 in words is "two trillion, two hundred fifty-nine billion, two hundred seventy-eight million, three hundred seventy-nine thousand, three hundred forty-five".