2605948260 has 48 divisors (see below), whose sum is σ = 7323825600. Its totient is φ = 692331904.

The previous prime is 2605948259. The next prime is 2605948271. The reversal of 2605948260 is 628495062.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64590 + ... + 96869.

It is an arithmetic number, because the mean of its divisors is an integer number (152579700).

Almost surely, 2^2605948260 is an apocalyptic number.

2605948260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2605948260 is an abundant number, since it is smaller than the sum of its proper divisors (4717877340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2605948260 is a wasteful number, since it uses less digits than its factorization.

2605948260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161740 (or 161738 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 2605948260 is about 51048.4893018393. The cubic root of 2605948260 is about 1376.1166924032.

The spelling of 2605948260 in words is "two billion, six hundred five million, nine hundred forty-eight thousand, two hundred sixty".