2649832205 has 6 divisors (see below), whose sum is σ = 3179936778. Its totient is φ = 2119773680.

The previous prime is 2649832193. The next prime is 2649832247. The reversal of 2649832205 is 5022389462.

It can be written as a sum of positive squares in 3 ways, for example, as 25421764 + 2624410441 = 5042^2 + 51229^2 .

It is not a de Polignac number, because 2649832205 - 2⁴ = 2649832189 is a prime.

It is a super-2 number, since 2×2649832205² = 14043221429310324050, which contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 103595 + ... + 126615.

It is an arithmetic number, because the mean of its divisors is an integer number (529989463).

Almost surely, 2^2649832205 is an apocalyptic number.

It is an amenable number.

2649832205 is a deficient number, since it is larger than the sum of its proper divisors (530104573).

2649832205 is an frugal number, since it uses more digits than its factorization.

2649832205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46047 (or 23026 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 2649832205 is about 51476.5209100227. The cubic root of 2649832205 is about 1383.7982955643.

The spelling of 2649832205 in words is "two billion, six hundred forty-nine million, eight hundred thirty-two thousand, two hundred five".