2791842855 has 16 divisors (see below), whose sum is σ = 4499557344. Its totient is φ = 1478113280.

The previous prime is 2791842829. The next prime is 2791842871. The reversal of 2791842855 is 5582481972.

It is not a de Polignac number, because 2791842855 - 2⁶ = 2791842791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2791842798 and 2791842807.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 677226 + ... + 681335.

It is an arithmetic number, because the mean of its divisors is an integer number (281222334).

Almost surely, 2^2791842855 is an apocalyptic number.

2791842855 is a deficient number, since it is larger than the sum of its proper divisors (1707714489).

2791842855 is a wasteful number, since it uses less digits than its factorization.

2791842855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358706.

The product of its digits is 1612800, while the sum is 51.

The square root of 2791842855 is about 52837.8922270751. The cubic root of 2791842855 is about 1408.0897046990.

The spelling of 2791842855 in words is "two billion, seven hundred ninety-one million, eight hundred forty-two thousand, eight hundred fifty-five".