2566067136 has 56 divisors (see below), whose sum is σ = 6808799184. Its totient is φ = 852910080.

The previous prime is 2566067111. The next prime is 2566067143. The reversal of 2566067136 is 6317606652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48846 + ... + 86706.

Almost surely, 2^2566067136 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 2566067136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3404399592).

2566067136 is an abundant number, since it is smaller than the sum of its proper divisors (4242732048).

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

2566067136 is a wasteful number, since it uses less digits than its factorization.

2566067136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38229 (or 38219 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 2566067136 is about 50656.3632330628. The cubic root of 2566067136 is about 1369.0605981233.

The spelling of 2566067136 in words is "two billion, five hundred sixty-six million, sixty-seven thousand, one hundred thirty-six".