28000553008 has 10 divisors (see below), whose sum is σ = 54251071484. Its totient is φ = 14000276496.

The previous prime is 28000552969. The next prime is 28000553017. The reversal of 28000553008 is 80035500082.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 875017266 + ... + 875017297.

Almost surely, 2^28000553008 is an apocalyptic number.

It is an amenable number.

28000553008 is a deficient number, since it is larger than the sum of its proper divisors (26250518476).

28000553008 is a wasteful number, since it uses less digits than its factorization.

28000553008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1750034571 (or 1750034565 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The spelling of 28000553008 in words is "twenty-eight billion, five hundred fifty-three thousand, eight".