27221049694 has 16 divisors (see below), whose sum is σ = 44462696400. Its totient is φ = 12449553984.

The previous prime is 27221049659. The next prime is 27221049707. The reversal of 27221049694 is 49694012272.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12349647 + ... + 12351850.

It is an arithmetic number, because the mean of its divisors is an integer number (2778918525).

Almost surely, 2^27221049694 is an apocalyptic number.

27221049694 is a deficient number, since it is larger than the sum of its proper divisors (17241646706).

27221049694 is a wasteful number, since it uses less digits than its factorization.

27221049694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24701547.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 27221049694 in words is "twenty-seven billion, two hundred twenty-one million, forty-nine thousand, six hundred ninety-four".