27530250253 has 4 divisors (see below), whose sum is σ = 30033000288. Its totient is φ = 25027500220.

The previous prime is 27530250239. The next prime is 27530250257. The reversal of 27530250253 is 35205203572.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27530250253 - 2¹⁷ = 27530119181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27530250257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1251375001 + ... + 1251375022.

It is an arithmetic number, because the mean of its divisors is an integer number (7508250072).

Almost surely, 2^27530250253 is an apocalyptic number.

It is an amenable number.

27530250253 is a deficient number, since it is larger than the sum of its proper divisors (2502750035).

27530250253 is a wasteful number, since it uses less digits than its factorization.

27530250253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2502750034.

The product of its (nonzero) digits is 63000, while the sum is 34.

The spelling of 27530250253 in words is "twenty-seven billion, five hundred thirty million, two hundred fifty thousand, two hundred fifty-three".