27782811122 has 32 divisors (see below), whose sum is σ = 45789062400. Its totient is φ = 12538080720.

The previous prime is 27782811097. The next prime is 27782811137. The reversal of 27782811122 is 22111828772.

It is a self number, because there is not a number n which added to its sum of digits gives 27782811122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4023629 + ... + 4030527.

It is an arithmetic number, because the mean of its divisors is an integer number (1430908200).

Almost surely, 2^27782811122 is an apocalyptic number.

27782811122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

27782811122 is a deficient number, since it is larger than the sum of its proper divisors (18006251278).

27782811122 is a wasteful number, since it uses less digits than its factorization.

27782811122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8198.

The product of its digits is 50176, while the sum is 41.

The spelling of 27782811122 in words is "twenty-seven billion, seven hundred eighty-two million, eight hundred eleven thousand, one hundred twenty-two".