6866445164 has 12 divisors (see below), whose sum is σ = 12032074488. Its totient is φ = 3428709600.

The previous prime is 6866445151. The next prime is 6866445167. The reversal of 6866445164 is 4615446686.

It is not an unprimeable number, because it can be changed into a prime (6866445167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1124822 + ... + 1130909.

It is an arithmetic number, because the mean of its divisors is an integer number (1002672874).

Almost surely, 2^6866445164 is an apocalyptic number.

It is an amenable number.

6866445164 is a deficient number, since it is larger than the sum of its proper divisors (5165629324).

6866445164 is a wasteful number, since it uses less digits than its factorization.

6866445164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256496 (or 2256494 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 50.

The square root of 6866445164 is about 82864.0160986661. The cubic root of 6866445164 is about 1900.6872088473.

The spelling of 6866445164 in words is "six billion, eight hundred sixty-six million, four hundred forty-five thousand, one hundred sixty-four".