2641723614244 has 81 divisors (see below), whose sum is σ = 5503418120529. Its totient is φ = 1108220461920.

The previous prime is 2641723614239. The next prime is 2641723614251. The reversal of 2641723614244 is 4424163271462.

It is a happy number.

The square root of 2641723614244 is 1625338.

It is a perfect power (a square), and thus also a powerful number.

2641723614244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 390787516900 + 2250936097344 = 625130^2 + 1500312^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2641723614194 and 2641723614203.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 464843827 + ... + 464849509.

Almost surely, 2^{2641723614244} is an apocalyptic number.

2641723614244 is the 1625338-th square number.

It is an amenable number.

2641723614244 is an abundant number, since it is smaller than the sum of its proper divisors (2861694506285).

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

2641723614244 is an equidigital number, since it uses as much as digits as its factorization.

2641723614244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11418 (or 5709 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 46.

The spelling of 2641723614244 in words is "two trillion, six hundred forty-one billion, seven hundred twenty-three million, six hundred fourteen thousand, two hundred forty-four".