222346667889 has 6 divisors (see below), whose sum is σ = 321167409186. Its totient is φ = 148231111920.

The previous prime is 222346667887. The next prime is 222346667947. The reversal of 222346667889 is 988766643222.

It can be written as a sum of positive squares in only one way, i.e., 196164839025 + 26181828864 = 442905^2 + 161808^2 .

It is not a de Polignac number, because 222346667889 - 2¹ = 222346667887 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (222346667887) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12352592652 + ... + 12352592669.

It is an arithmetic number, because the mean of its divisors is an integer number (53527901531).

Almost surely, 2^222346667889 is an apocalyptic number.

It is an amenable number.

222346667889 is a deficient number, since it is larger than the sum of its proper divisors (98820741297).

222346667889 is a wasteful number, since it uses less digits than its factorization.

222346667889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24705185327 (or 24705185324 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 63.

The spelling of 222346667889 in words is "two hundred twenty-two billion, three hundred forty-six million, six hundred sixty-seven thousand, eight hundred eighty-nine".