2566446652 has 48 divisors (see below), whose sum is σ = 5667040512. Its totient is φ = 987857280.

The previous prime is 2566446647. The next prime is 2566446671.

2566446652 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24633 + ... + 75760.

It is an arithmetic number, because the mean of its divisors is an integer number (118063344).

Almost surely, 2^2566446652 is an apocalyptic number.

2566446652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2566446652 is an abundant number, since it is smaller than the sum of its proper divisors (3100593860).

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

2566446652 is a wasteful number, since it uses less digits than its factorization.

2566446652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100498 (or 100496 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The square root of 2566446652 is about 50660.1090800247. The cubic root of 2566446652 is about 1369.1280885359.

The spelling of 2566446652 in words is "two billion, five hundred sixty-six million, four hundred forty-six thousand, six hundred fifty-two".