64266622222 has 16 divisors (see below), whose sum is σ = 105315778944. Its totient is φ = 29169819000.

The previous prime is 64266622207. The next prime is 64266622223. The reversal of 64266622222 is 22222666246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64266622223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2098554 + ... + 2128957.

It is an arithmetic number, because the mean of its divisors is an integer number (6582236184).

Almost surely, 2^64266622222 is an apocalyptic number.

64266622222 is a deficient number, since it is larger than the sum of its proper divisors (41049156722).

64266622222 is a wasteful number, since it uses less digits than its factorization.

64266622222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4228215.

The product of its digits is 331776, while the sum is 40.

The spelling of 64266622222 in words is "sixty-four billion, two hundred sixty-six million, six hundred twenty-two thousand, two hundred twenty-two".