6222136864 has 24 divisors (see below), whose sum is σ = 12288494988. Its totient is φ = 3101249280.

The previous prime is 6222136859. The next prime is 6222136871. The reversal of 6222136864 is 4686312226.

It can be written as a sum of positive squares in 2 ways, for example, as 4830250000 + 1391886864 = 69500^2 + 37308^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296547 + ... + 316834.

Almost surely, 2^6222136864 is an apocalyptic number.

It is an amenable number.

6222136864 is a deficient number, since it is larger than the sum of its proper divisors (6066358124).

6222136864 is a wasteful number, since it uses less digits than its factorization.

6222136864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613708 (or 613700 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 6222136864 is about 78880.5227163208. The cubic root of 6222136864 is about 1839.2743736134.

The spelling of 6222136864 in words is "six billion, two hundred twenty-two million, one hundred thirty-six thousand, eight hundred sixty-four".