2566190264 has 48 divisors (see below), whose sum is σ = 5296086600. Its totient is φ = 1164841920.

The previous prime is 2566190233. The next prime is 2566190279. The reversal of 2566190264 is 4620916652.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 963767 + ... + 966425.

Almost surely, 2^2566190264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2566190264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2648043300).

2566190264 is an abundant number, since it is smaller than the sum of its proper divisors (2729896336).

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

2566190264 is a wasteful number, since it uses less digits than its factorization.

2566190264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3684 (or 3669 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 2566190264 is about 50657.5785445771. The cubic root of 2566190264 is about 1369.0824950559.

The spelling of 2566190264 in words is "two billion, five hundred sixty-six million, one hundred ninety thousand, two hundred sixty-four".