27782434364 has 12 divisors (see below), whose sum is σ = 48648402600. Its totient is φ = 13882890768.

The previous prime is 27782434343. The next prime is 27782434373. The reversal of 27782434364 is 46343428772.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2074094 + ... + 2087445.

It is an arithmetic number, because the mean of its divisors is an integer number (4054033550).

Almost surely, 2^27782434364 is an apocalyptic number.

It is an amenable number.

27782434364 is a deficient number, since it is larger than the sum of its proper divisors (20865968236).

27782434364 is a wasteful number, since it uses less digits than its factorization.

27782434364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4163212 (or 4163210 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 50.

The spelling of 27782434364 in words is "twenty-seven billion, seven hundred eighty-two million, four hundred thirty-four thousand, three hundred sixty-four".