28052525004971 has 2 divisors, whose sum is σ = 28052525004972. Its totient is φ = 28052525004970.

The previous prime is 28052525004961. The next prime is 28052525005009. The reversal of 28052525004971 is 17940052525082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28052525004971 - 2²⁶ = 28052457896107 is a prime.

It is not a weakly prime, because it can be changed into another prime (28052525004961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14026262502485 + 14026262502486.

It is an arithmetic number, because the mean of its divisors is an integer number (14026262502486).

Almost surely, 2^{28052525004971} is an apocalyptic number.

28052525004971 is a deficient number, since it is larger than the sum of its proper divisors (1).

28052525004971 is an equidigital number, since it uses as much as digits as its factorization.

28052525004971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016000, while the sum is 50.

The spelling of 28052525004971 in words is "twenty-eight trillion, fifty-two billion, five hundred twenty-five million, four thousand, nine hundred seventy-one".