2555463520 has 96 divisors (see below), whose sum is σ = 6406041600. Its totient is φ = 960615936.

The previous prime is 2555463509. The next prime is 2555463551. The reversal of 2555463520 is 253645552.

It is a self number, because there is not a number n which added to its sum of digits gives 2555463520.

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, 382771 + ... + 389389.

It is an arithmetic number, because the mean of its divisors is an integer number (66729600).

Almost surely, 2^2555463520 is an apocalyptic number.

2555463520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2555463520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3203020800).

2555463520 is an abundant number, since it is smaller than the sum of its proper divisors (3850578080).

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

2555463520 is a wasteful number, since it uses less digits than its factorization.

2555463520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6780 (or 6772 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 37.

The square root of 2555463520 is about 50551.5926554248. The cubic root of 2555463520 is about 1367.1722304328.

The spelling of 2555463520 in words is "two billion, five hundred fifty-five million, four hundred sixty-three thousand, five hundred twenty".