2560430551 has 8 divisors (see below), whose sum is σ = 2926739360. Its totient is φ = 2194255008.

The previous prime is 2560430549. The next prime is 2560430567. The reversal of 2560430551 is 1550340652.

2560430551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2560430551 - 2¹ = 2560430549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560430581) 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, 11965 + ... + 72553.

It is an arithmetic number, because the mean of its divisors is an integer number (365842420).

Almost surely, 2^2560430551 is an apocalyptic number.

2560430551 is a deficient number, since it is larger than the sum of its proper divisors (366308809).

2560430551 is an equidigital number, since it uses as much as digits as its factorization.

2560430551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66633.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 2560430551 is about 50600.6971394664. The cubic root of 2560430551 is about 1368.0574438605.

The spelling of 2560430551 in words is "two billion, five hundred sixty million, four hundred thirty thousand, five hundred fifty-one".