2566430430 has 32 divisors (see below), whose sum is σ = 6260411808. Its totient is φ = 673161600.

The previous prime is 2566430411. The next prime is 2566430507. The reversal of 2566430430 is 340346652.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2566430391 and 2566430400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 699381 + ... + 703040.

It is an arithmetic number, because the mean of its divisors is an integer number (195637869).

Almost surely, 2^2566430430 is an apocalyptic number.

2566430430 is an abundant number, since it is smaller than the sum of its proper divisors (3693981378).

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

2566430430 is a wasteful number, since it uses less digits than its factorization.

2566430430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402492.

The product of its (nonzero) digits is 51840, while the sum is 33.

The square root of 2566430430 is about 50659.9489735235. The cubic root of 2566430430 is about 1369.1252038675.

The spelling of 2566430430 in words is "two billion, five hundred sixty-six million, four hundred thirty thousand, four hundred thirty".