27550250253 has 8 divisors (see below), whose sum is σ = 40815185600. Its totient is φ = 18366833484.

The previous prime is 27550250227. The next prime is 27550250261. The reversal of 27550250253 is 35205205572.

27550250253 is a `hidden beast` number, since 2 + 7 + 550 + 2 + 50 + 2 + 53 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-27550250253 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 (27550250213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510189793 + ... + 510189846.

It is an arithmetic number, because the mean of its divisors is an integer number (5101898200).

Almost surely, 2^27550250253 is an apocalyptic number.

It is an amenable number.

27550250253 is a deficient number, since it is larger than the sum of its proper divisors (13264935347).

27550250253 is a wasteful number, since it uses less digits than its factorization.

27550250253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020379648 (or 1020379642 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 36.

The spelling of 27550250253 in words is "twenty-seven billion, five hundred fifty million, two hundred fifty thousand, two hundred fifty-three".