28904246606 has 4 divisors (see below), whose sum is σ = 43356369912. Its totient is φ = 14452123302.

The previous prime is 28904246593. The next prime is 28904246621. The reversal of 28904246606 is 60664240982.

It is a happy number.

It is a semiprime because it is the product of two primes.

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, 7226061650 + ... + 7226061653.

It is an arithmetic number, because the mean of its divisors is an integer number (10839092478).

Almost surely, 2^28904246606 is an apocalyptic number.

28904246606 is a deficient number, since it is larger than the sum of its proper divisors (14452123306).

28904246606 is a wasteful number, since it uses less digits than its factorization.

28904246606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14452123305.

The product of its (nonzero) digits is 995328, while the sum is 47.

The spelling of 28904246606 in words is "twenty-eight billion, nine hundred four million, two hundred forty-six thousand, six hundred six".