28064704606275 has 24 divisors (see below), whose sum is σ = 46452860209600. Its totient is φ = 14950891297440.

The previous prime is 28064704606243. The next prime is 28064704606283. The reversal of 28064704606275 is 57260640746082.

It is not a de Polignac number, because 28064704606275 - 2⁵ = 28064704606243 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211822825 + ... + 211955274.

Almost surely, 2^{28064704606275} is an apocalyptic number.

28064704606275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

28064704606275 is a deficient number, since it is larger than the sum of its proper divisors (18388155603325).

28064704606275 is a wasteful number, since it uses less digits than its factorization.

28064704606275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423778995 (or 423778990 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 57.

The spelling of 28064704606275 in words is "twenty-eight trillion, sixty-four billion, seven hundred four million, six hundred six thousand, two hundred seventy-five".