27250215125 has 16 divisors (see below), whose sum is σ = 38866593792. Its totient is φ = 18685861200.

The previous prime is 27250215101. The next prime is 27250215173. The reversal of 27250215125 is 52151205272.

It is not a de Polignac number, because 27250215125 - 2¹² = 27250211029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27250215091 and 27250215100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15570677 + ... + 15572426.

It is an arithmetic number, because the mean of its divisors is an integer number (2429162112).

Almost surely, 2^27250215125 is an apocalyptic number.

27250215125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27250215125 is a deficient number, since it is larger than the sum of its proper divisors (11616378667).

27250215125 is an equidigital number, since it uses as much as digits as its factorization.

27250215125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31143125 (or 31143115 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 32.

The spelling of 27250215125 in words is "twenty-seven billion, two hundred fifty million, two hundred fifteen thousand, one hundred twenty-five".