28046064682 has 8 divisors (see below), whose sum is σ = 42069903876. Its totient is φ = 14022763392.

The previous prime is 28046064667. The next prime is 28046064703. The reversal of 28046064682 is 28646064082.

It can be written as a sum of positive squares in 2 ways, for example, as 27878646961 + 167417721 = 166969^2 + 12939^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×28046064682² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42408 + ... + 240604.

Almost surely, 2^28046064682 is an apocalyptic number.

28046064682 is a deficient number, since it is larger than the sum of its proper divisors (14023839194).

28046064682 is a wasteful number, since it uses less digits than its factorization.

28046064682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268952.

The product of its (nonzero) digits is 884736, while the sum is 46.

The spelling of 28046064682 in words is "twenty-eight billion, forty-six million, sixty-four thousand, six hundred eighty-two".