27752500275 has 48 divisors (see below), whose sum is σ = 47172171264. Its totient is φ = 14386654080.

The previous prime is 27752500261. The next prime is 27752500319. The reversal of 27752500275 is 57200525772.

It is not a de Polignac number, because 27752500275 - 2¹⁰ = 27752499251 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3056292 + ... + 3065358.

It is an arithmetic number, because the mean of its divisors is an integer number (982753568).

Almost surely, 2^27752500275 is an apocalyptic number.

27752500275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27752500275 is a deficient number, since it is larger than the sum of its proper divisors (19419670989).

27752500275 is a wasteful number, since it uses less digits than its factorization.

27752500275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10220 (or 10215 counting only the distinct ones).

The product of its (nonzero) digits is 343000, while the sum is 42.

The spelling of 27752500275 in words is "twenty-seven billion, seven hundred fifty-two million, five hundred thousand, two hundred seventy-five".