2527276447081 has 9 divisors (see below), whose sum is σ = 2540747447301. Its totient is φ = 2513876520192.

The previous prime is 2527276447067. The next prime is 2527276447177. The reversal of 2527276447081 is 1807446727252.

The square root of 2527276447081 is 1589741.

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

2527276447081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 46336437081 + 2480940010000 = 215259^2 + 1575100^2 .

It is not a de Polignac number, because 2527276447081 - 2²⁹ = 2526739576169 is a prime.

It is a super-2 number, since 2×2527276447081² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2527276447061) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 306815895 + ... + 306824131.

Almost surely, 2^{2527276447081} is an apocalyptic number.

2527276447081 is the 1589741-st square number.

2527276447081 is the 794871-st centered octagonal number.

It is an amenable number.

2527276447081 is a deficient number, since it is larger than the sum of its proper divisors (13471000220).

2527276447081 is an frugal number, since it uses more digits than its factorization.

2527276447081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16860 (or 8430 counting only the distinct ones).

The product of its (nonzero) digits is 10536960, while the sum is 55.

The spelling of 2527276447081 in words is "two trillion, five hundred twenty-seven billion, two hundred seventy-six million, four hundred forty-seven thousand, eighty-one".