2279145523199 has 16 divisors (see below), whose sum is σ = 2374585804800. Its totient is φ = 2185131468000.

The previous prime is 2279145523181. The next prime is 2279145523243. The reversal of 2279145523199 is 9913255419722.

It is a cyclic number.

It is not a de Polignac number, because 2279145523199 - 2¹⁶ = 2279145457663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2279145523129) 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, 1964069 + ... + 2901009.

It is an arithmetic number, because the mean of its divisors is an integer number (148411612800).

Almost surely, 2^{2279145523199} is an apocalyptic number.

2279145523199 is a deficient number, since it is larger than the sum of its proper divisors (95440281601).

2279145523199 is a wasteful number, since it uses less digits than its factorization.

2279145523199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937702.

The product of its digits is 12247200, while the sum is 59.

The spelling of 2279145523199 in words is "two trillion, two hundred seventy-nine billion, one hundred forty-five million, five hundred twenty-three thousand, one hundred ninety-nine".