2865781383922 has 16 divisors (see below), whose sum is σ = 4300335591552. Its totient is φ = 1432336301280.

The previous prime is 2865781383919. The next prime is 2865781383931. The reversal of 2865781383922 is 2293831875682.

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 7 ways as a sum of consecutive naturals, for example, 62462763 + ... + 62508625.

It is an arithmetic number, because the mean of its divisors is an integer number (268770974472).

Almost surely, 2^{2865781383922} is an apocalyptic number.

2865781383922 is a deficient number, since it is larger than the sum of its proper divisors (1434554207630).

2865781383922 is a wasteful number, since it uses less digits than its factorization.

2865781383922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57273.

The product of its digits is 69672960, while the sum is 64.

The spelling of 2865781383922 in words is "two trillion, eight hundred sixty-five billion, seven hundred eighty-one million, three hundred eighty-three thousand, nine hundred twenty-two".