6664882888028 has 6 divisors (see below), whose sum is σ = 11663545054056. Its totient is φ = 3332441444012.

The previous prime is 6664882887989. The next prime is 6664882888063. The reversal of 6664882888028 is 8208882884666.

It is a super-2 number, since 2×6664882888028² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 833110361000 + ... + 833110361007.

It is an arithmetic number, because the mean of its divisors is an integer number (1943924175676).

Almost surely, 2^{6664882888028} is an apocalyptic number.

It is an amenable number.

6664882888028 is a deficient number, since it is larger than the sum of its proper divisors (4998662166028).

6664882888028 is a wasteful number, since it uses less digits than its factorization.

6664882888028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666220722011 (or 1666220722009 counting only the distinct ones).

The product of its (nonzero) digits is 905969664, while the sum is 74.

The spelling of 6664882888028 in words is "six trillion, six hundred sixty-four billion, eight hundred eighty-two million, eight hundred eighty-eight thousand, twenty-eight".