2560551065460 has 144 divisors (see below), whose sum is σ = 7790756553216. Its totient is φ = 680726831616.

The previous prime is 2560551065407. The next prime is 2560551065473. The reversal of 2560551065460 is 645601550652.

2560551065460 is a `hidden beast` number, since 2 + 56 + 0 + 5 + 51 + 0 + 6 + 546 + 0 = 666.

2560551065460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 47 ways as a sum of consecutive naturals, for example, 316621537 + ... + 316629623.

It is an arithmetic number, because the mean of its divisors is an integer number (54102476064).

Almost surely, 2^{2560551065460} is an apocalyptic number.

2560551065460 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 2560551065460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3895378276608).

2560551065460 is an abundant number, since it is smaller than the sum of its proper divisors (5230205487756).

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

2560551065460 is a wasteful number, since it uses less digits than its factorization.

2560551065460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13262 (or 13257 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The spelling of 2560551065460 in words is "two trillion, five hundred sixty billion, five hundred fifty-one million, sixty-five thousand, four hundred sixty".