6228181864 has 16 divisors (see below), whose sum is σ = 11710375200. Its totient is φ = 3105415152.

The previous prime is 6228181859. The next prime is 6228181871. The reversal of 6228181864 is 4681818226.

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, 1081422 + ... + 1087165.

It is an arithmetic number, because the mean of its divisors is an integer number (731898450).

Almost surely, 2^6228181864 is an apocalyptic number.

It is an amenable number.

6228181864 is a deficient number, since it is larger than the sum of its proper divisors (5482193336).

6228181864 is a wasteful number, since it uses less digits than its factorization.

6228181864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168952 (or 2168948 counting only the distinct ones).

The product of its digits is 294912, while the sum is 46.

The square root of 6228181864 is about 78918.8308580405. The cubic root of 6228181864 is about 1839.8698182945.

The spelling of 6228181864 in words is "six billion, two hundred twenty-eight million, one hundred eighty-one thousand, eight hundred sixty-four".