22727222727 has 24 divisors (see below), whose sum is σ = 34382691840. Its totient is φ = 13329742800.

The previous prime is 22727222711. The next prime is 22727222741. The reversal of 22727222727 is 72722272722.

It is not a de Polignac number, because 22727222727 - 2⁴ = 22727222711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22727222767) 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 23 ways as a sum of consecutive naturals, for example, 998577 + ... + 1021082.

It is an arithmetic number, because the mean of its divisors is an integer number (1432612160).

Almost surely, 2^22727222727 is an apocalyptic number.

22727222727 is a deficient number, since it is larger than the sum of its proper divisors (11655469113).

22727222727 is a wasteful number, since it uses less digits than its factorization.

22727222727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2019715 (or 2019704 counting only the distinct ones).

The product of its digits is 307328, while the sum is 42.

The spelling of 22727222727 in words is "twenty-two billion, seven hundred twenty-seven million, two hundred twenty-two thousand, seven hundred twenty-seven".