2605454260 has 24 divisors (see below), whose sum is σ = 5709344256. Its totient is φ = 996869280.

The previous prime is 2605454251. The next prime is 2605454261. The reversal of 2605454260 is 624545062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2605454261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2831556 + ... + 2832475.

It is an arithmetic number, because the mean of its divisors is an integer number (237889344).

Almost surely, 2^2605454260 is an apocalyptic number.

2605454260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2605454260 is an abundant number, since it is smaller than the sum of its proper divisors (3103889996).

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

2605454260 is a wasteful number, since it uses less digits than its factorization.

2605454260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5664063 (or 5664061 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 2605454260 is about 51043.6505355955. The cubic root of 2605454260 is about 1376.0297317861.

The spelling of 2605454260 in words is "two billion, six hundred five million, four hundred fifty-four thousand, two hundred sixty".