27456605325 has 18 divisors (see below), whose sum is σ = 49177831274. Its totient is φ = 14643522720.

The previous prime is 27456605303. The next prime is 27456605347. The reversal of 27456605325 is 52350665472.

27456605325 is a `hidden beast` number, since 2 + 7 + 4 + 5 + 6 + 605 + 32 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (27456605303) and next prime (27456605347).

It can be written as a sum of positive squares in 3 ways, for example, as 98783721 + 27357821604 = 9939^2 + 165402^2 .

It is not a de Polignac number, because 27456605325 - 2²⁴ = 27439828109 is a prime.

It is a super-3 number, since 3×27456605325³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 61014454 + ... + 61014903.

Almost surely, 2^27456605325 is an apocalyptic number.

27456605325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27456605325 is a deficient number, since it is larger than the sum of its proper divisors (21721225949).

27456605325 is a wasteful number, since it uses less digits than its factorization.

27456605325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122029373 (or 122029365 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 45.

The spelling of 27456605325 in words is "twenty-seven billion, four hundred fifty-six million, six hundred five thousand, three hundred twenty-five".