27040052000025 has 27 divisors (see below), whose sum is σ = 48431877289471. Its totient is φ = 14421319466640.

The previous prime is 27040051999979. The next prime is 27040052000041. The reversal of 27040052000025 is 52000025004072.

The square root of 27040052000025 is 5200005.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 9734418720009 + 17305633280016 = 3120003^2 + 4160004^2 .

It is not a de Polignac number, because 27040052000025 - 2¹⁹ = 27040051475737 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 77826742 + ... + 78173408.

Almost surely, 2^{27040052000025} is an apocalyptic number.

27040052000025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27040052000025 is the 5200005-th square number.

27040052000025 is the 2600003-rd centered octagonal number.

It is an amenable number.

27040052000025 is a deficient number, since it is larger than the sum of its proper divisors (21391825289446).

27040052000025 is an frugal number, since it uses more digits than its factorization.

27040052000025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693350 (or 346675 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

Adding to 27040052000025 its reverse (52000025004072), we get a palindrome (79040077004097).

The spelling of 27040052000025 in words is "twenty-seven trillion, forty billion, fifty-two million, twenty-five", and thus it is an aban number and an uban number.