28697849008 has 10 divisors (see below), whose sum is σ = 55602082484. Its totient is φ = 14348924496.

The previous prime is 28697848999. The next prime is 28697849021. The reversal of 28697849008 is 80094879682.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 896807766 + ... + 896807797.

Almost surely, 2^28697849008 is an apocalyptic number.

It is an amenable number.

28697849008 is a deficient number, since it is larger than the sum of its proper divisors (26904233476).

28697849008 is a wasteful number, since it uses less digits than its factorization.

28697849008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793615571 (or 1793615565 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 61.

The spelling of 28697849008 in words is "twenty-eight billion, six hundred ninety-seven million, eight hundred forty-nine thousand, eight".