2560585620 has 24 divisors (see below), whose sum is σ = 7169639904. Its totient is φ = 682822816.

The previous prime is 2560585603. The next prime is 2560585627. The reversal of 2560585620 is 265850652.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560585627) 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, 21338154 + ... + 21338273.

It is an arithmetic number, because the mean of its divisors is an integer number (298734996).

Almost surely, 2^2560585620 is an apocalyptic number.

2560585620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2560585620 is an abundant number, since it is smaller than the sum of its proper divisors (4609054284).

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

2560585620 is a wasteful number, since it uses less digits than its factorization.

2560585620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42676439 (or 42676437 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 2560585620 is about 50602.2293975275. The cubic root of 2560585620 is about 1368.0850614835.

The spelling of 2560585620 in words is "two billion, five hundred sixty million, five hundred eighty-five thousand, six hundred twenty".