2600082081 has 27 divisors (see below), whose sum is σ = 3931383729. Its totient is φ = 1655779752.

The previous prime is 2600082073. The next prime is 2600082091. The reversal of 2600082081 is 1802800062.

The square root of 2600082081 is 50991.

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

2600082081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2600082081 - 2³ = 2600082073 is a prime.

It is a super-2 number, since 2×2600082081² = 13520853655874581122, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2600082011) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3518010 + ... + 3518748.

Almost surely, 2^2600082081 is an apocalyptic number.

2600082081 is the 50991-st square number.

2600082081 is the 25496-th centered octagonal number.

It is an amenable number.

2600082081 is a deficient number, since it is larger than the sum of its proper divisors (1331301648).

2600082081 is an frugal number, since it uses more digits than its factorization.

2600082081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530 (or 765 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The cubic root of 2600082081 is about 1375.0833370536.

The spelling of 2600082081 in words is "two billion, six hundred million, eighty-two thousand, eighty-one".