2566442446652 has 48 divisors (see below), whose sum is σ = 5146774843392. Its totient is φ = 1096928659200.

The previous prime is 2566442446649. The next prime is 2566442446679.

2566442446652 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, 59520533 + ... + 59563635.

It is an arithmetic number, because the mean of its divisors is an integer number (107224475904).

Almost surely, 2^{2566442446652} is an apocalyptic number.

It is an amenable number.

2566442446652 is an abundant number, since it is smaller than the sum of its proper divisors (2580332396740).

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

2566442446652 is a wasteful number, since it uses less digits than its factorization.

2566442446652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48818 (or 48816 counting only the distinct ones).

The product of its digits is 66355200, while the sum is 56.

The spelling of 2566442446652 in words is "two trillion, five hundred sixty-six billion, four hundred forty-two million, four hundred forty-six thousand, six hundred fifty-two".