2605450560 has 56 divisors (see below), whose sum is σ = 8272308576. Its totient is φ = 694786560.

The previous prime is 2605450501. The next prime is 2605450597. The reversal of 2605450560 is 650545062.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1356046 + ... + 1357965.

It is an arithmetic number, because the mean of its divisors is an integer number (147719796).

Almost surely, 2^2605450560 is an apocalyptic number.

2605450560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2605450560 is an abundant number, since it is smaller than the sum of its proper divisors (5666858016).

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

2605450560 is a wasteful number, since it uses less digits than its factorization.

2605450560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714031 (or 2714021 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 2605450560 is about 51043.6142920934. The cubic root of 2605450560 is about 1376.0290804202.

The spelling of 2605450560 in words is "two billion, six hundred five million, four hundred fifty thousand, five hundred sixty".