27425512325 has 12 divisors (see below), whose sum is σ = 34009947108. Its totient is φ = 21938918400.

The previous prime is 27425512321. The next prime is 27425512349. The reversal of 27425512325 is 52321552472.

It can be written as a sum of positive squares in 6 ways, for example, as 34269316 + 27391243009 = 5854^2 + 165503^2 .

It is not a de Polignac number, because 27425512325 - 2² = 27425512321 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 (27425512321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 476819 + ... + 531231.

It is an arithmetic number, because the mean of its divisors is an integer number (2834162259).

Almost surely, 2^27425512325 is an apocalyptic number.

27425512325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27425512325 is a deficient number, since it is larger than the sum of its proper divisors (6584434783).

27425512325 is a wasteful number, since it uses less digits than its factorization.

27425512325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74584 (or 74579 counting only the distinct ones).

The product of its digits is 168000, while the sum is 38.

The spelling of 27425512325 in words is "twenty-seven billion, four hundred twenty-five million, five hundred twelve thousand, three hundred twenty-five".