27502825325 has 6 divisors (see below), whose sum is σ = 34103503434. Its totient is φ = 22002260240.

The previous prime is 27502825321. The next prime is 27502825387. The reversal of 27502825325 is 52352820572.

It can be written as a sum of positive squares in 3 ways, for example, as 8223225124 + 19279600201 = 90682^2 + 138851^2 .

It is not a de Polignac number, because 27502825325 - 2² = 27502825321 is a prime.

It is a super-2 number, since 2×27502825325² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27502825321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550056482 + ... + 550056531.

It is an arithmetic number, because the mean of its divisors is an integer number (5683917239).

Almost surely, 2^27502825325 is an apocalyptic number.

27502825325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27502825325 is a deficient number, since it is larger than the sum of its proper divisors (6600678109).

27502825325 is a wasteful number, since it uses less digits than its factorization.

27502825325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100113023 (or 1100113018 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 41.

The spelling of 27502825325 in words is "twenty-seven billion, five hundred two million, eight hundred twenty-five thousand, three hundred twenty-five".