2555919360 has 220 divisors, whose sum is σ = 9160456008. Its totient is φ = 681467904.

The previous prime is 2555919319. The next prime is 2555919449. The reversal of 2555919360 is 639195552.

2555919360 is a `hidden beast` number, since 2 + 5 + 559 + 1 + 93 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 411639 + ... + 417801.

Almost surely, 2^2555919360 is an apocalyptic number.

2555919360 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 2555919360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4580228004).

2555919360 is an abundant number, since it is smaller than the sum of its proper divisors (6604536648).

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

2555919360 is an equidigital number, since it uses as much as digits as its factorization.

2555919360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6200 (or 6173 counting only the distinct ones).

The product of its (nonzero) digits is 364500, while the sum is 45.

The square root of 2555919360 is about 50556.1011154935. The cubic root of 2555919360 is about 1367.2535170216.

The spelling of 2555919360 in words is "two billion, five hundred fifty-five million, nine hundred nineteen thousand, three hundred sixty".