2273838866815 has 16 divisors (see below), whose sum is σ = 2842466837760. Its totient is φ = 1744240988160.

The previous prime is 2273838866659. The next prime is 2273838866839. The reversal of 2273838866815 is 5186688383722.

It is not a de Polignac number, because 2273838866815 - 2¹¹ = 2273838864767 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67276354 + ... + 67310143.

It is an arithmetic number, because the mean of its divisors is an integer number (177654177360).

Almost surely, 2^{2273838866815} is an apocalyptic number.

2273838866815 is a deficient number, since it is larger than the sum of its proper divisors (568627970945).

2273838866815 is a wasteful number, since it uses less digits than its factorization.

2273838866815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134586642.

The product of its digits is 185794560, while the sum is 67.

The spelling of 2273838866815 in words is "two trillion, two hundred seventy-three billion, eight hundred thirty-eight million, eight hundred sixty-six thousand, eight hundred fifteen".