27450005422 has 16 divisors (see below), whose sum is σ = 47060380512. Its totient is φ = 11763480960.

The previous prime is 27450005377. The next prime is 27450005423. The reversal of 27450005422 is 22450005472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27450005423) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 173922 + ... + 291802.

It is an arithmetic number, because the mean of its divisors is an integer number (2941273782).

Almost surely, 2^27450005422 is an apocalyptic number.

27450005422 is a deficient number, since it is larger than the sum of its proper divisors (19610375090).

27450005422 is a wasteful number, since it uses less digits than its factorization.

27450005422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134523.

The product of its (nonzero) digits is 22400, while the sum is 31.

The spelling of 27450005422 in words is "twenty-seven billion, four hundred fifty million, five thousand, four hundred twenty-two".