6466860028 has 24 divisors (see below), whose sum is σ = 11685330944. Its totient is φ = 3128252400.

The previous prime is 6466860011. The next prime is 6466860041. The reversal of 6466860028 is 8200686646.

It is a self number, because there is not a number n which added to its sum of digits gives 6466860028.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 785413 + ... + 793603.

Almost surely, 2^6466860028 is an apocalyptic number.

It is an amenable number.

6466860028 is a deficient number, since it is larger than the sum of its proper divisors (5218470916).

6466860028 is a wasteful number, since it uses less digits than its factorization.

6466860028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14593 (or 14591 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The square root of 6466860028 is about 80416.7894658821. The cubic root of 6466860028 is about 1863.0784981235.

The spelling of 6466860028 in words is "six billion, four hundred sixty-six million, eight hundred sixty thousand, twenty-eight".