28336708634 has 8 divisors (see below), whose sum is σ = 45774683220. Its totient is φ = 13078480896.

The previous prime is 28336708619. The next prime is 28336708651. The reversal of 28336708634 is 43680763382.

It can be written as a sum of positive squares in 2 ways, for example, as 28105516609 + 231192025 = 167647^2 + 15205^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544936679 + ... + 544936730.

Almost surely, 2^28336708634 is an apocalyptic number.

28336708634 is a deficient number, since it is larger than the sum of its proper divisors (17437974586).

28336708634 is a wasteful number, since it uses less digits than its factorization.

28336708634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089873424.

The product of its (nonzero) digits is 3483648, while the sum is 50.

The spelling of 28336708634 in words is "twenty-eight billion, three hundred thirty-six million, seven hundred eight thousand, six hundred thirty-four".