27500250275 has 12 divisors (see below), whose sum is σ = 34659333744. Its totient is φ = 21639540000.

The previous prime is 27500250247. The next prime is 27500250341. The reversal of 27500250275 is 57205200572.

It is not a de Polignac number, because 27500250275 - 2¹⁰ = 27500249251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9014951 + ... + 9018000.

It is an arithmetic number, because the mean of its divisors is an integer number (2888277812).

Almost surely, 2^27500250275 is an apocalyptic number.

27500250275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27500250275 is a deficient number, since it is larger than the sum of its proper divisors (7159083469).

27500250275 is a wasteful number, since it uses less digits than its factorization.

27500250275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18033022 (or 18033017 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 35.

The spelling of 27500250275 in words is "twenty-seven billion, five hundred million, two hundred fifty thousand, two hundred seventy-five".