2555539064 has 64 divisors (see below), whose sum is σ = 5607168000. Its totient is φ = 1081330560.

The previous prime is 2555539057. The next prime is 2555539097. The reversal of 2555539064 is 4609355552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40397 + ... + 82115.

It is an arithmetic number, because the mean of its divisors is an integer number (87612000).

Almost surely, 2^2555539064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2555539064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2803584000).

2555539064 is an abundant number, since it is smaller than the sum of its proper divisors (3051628936).

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

2555539064 is a wasteful number, since it uses less digits than its factorization.

2555539064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41788 (or 41784 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 44.

The square root of 2555539064 is about 50552.3398469349. The cubic root of 2555539064 is about 1367.1857023059.

The spelling of 2555539064 in words is "two billion, five hundred fifty-five million, five hundred thirty-nine thousand, sixty-four".