27434457446 has 16 divisors (see below), whose sum is σ = 46440775440. Its totient is φ = 12040200480.

The previous prime is 27434457437. The next prime is 27434457503. The reversal of 27434457446 is 64475443472.

It is a junction number, because it is equal to n+sod(n) for n = 27434457394 and 27434457403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21499721 + ... + 21500996.

It is an arithmetic number, because the mean of its divisors is an integer number (2902548465).

Almost surely, 2^27434457446 is an apocalyptic number.

27434457446 is a deficient number, since it is larger than the sum of its proper divisors (19006317994).

27434457446 is a wasteful number, since it uses less digits than its factorization.

27434457446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43000759.

The product of its digits is 9031680, while the sum is 50.

The spelling of 27434457446 in words is "twenty-seven billion, four hundred thirty-four million, four hundred fifty-seven thousand, four hundred forty-six".