27802437422 has 4 divisors (see below), whose sum is σ = 41703656136. Its totient is φ = 13901218710.

The previous prime is 27802437419. The next prime is 27802437491. The reversal of 27802437422 is 22473420872.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 27802437422.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6950609354 + ... + 6950609357.

It is an arithmetic number, because the mean of its divisors is an integer number (10425914034).

Almost surely, 2^27802437422 is an apocalyptic number.

27802437422 is a deficient number, since it is larger than the sum of its proper divisors (13901218714).

27802437422 is a wasteful number, since it uses less digits than its factorization.

27802437422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13901218713.

The product of its (nonzero) digits is 301056, while the sum is 41.

The spelling of 27802437422 in words is "twenty-seven billion, eight hundred two million, four hundred thirty-seven thousand, four hundred twenty-two".