28053325078275 has 24 divisors (see below), whose sum is σ = 53007425672704. Its totient is φ = 12824377178400.

The previous prime is 28053325078213. The next prime is 28053325078327. The reversal of 28053325078275 is 57287052335082.

It is a happy number.

It is not a de Polignac number, because 28053325078275 - 2⁷ = 28053325078147 is a prime.

It is a Duffinian number.

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, 26717451931 + ... + 26717452980.

Almost surely, 2^{28053325078275} is an apocalyptic number.

28053325078275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

28053325078275 is a deficient number, since it is larger than the sum of its proper divisors (24954100594429).

28053325078275 is a wasteful number, since it uses less digits than its factorization.

28053325078275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53434904931 (or 53434904926 counting only the distinct ones).

The product of its (nonzero) digits is 28224000, while the sum is 57.

The spelling of 28053325078275 in words is "twenty-eight trillion, fifty-three billion, three hundred twenty-five million, seventy-eight thousand, two hundred seventy-five".