2660469782644 has 24 divisors (see below), whose sum is σ = 4659470877600. Its totient is φ = 1329192802080.

The previous prime is 2660469782629. The next prime is 2660469782669. The reversal of 2660469782644 is 4462879640662.

2660469782644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 27095599 + ... + 27193609.

It is an arithmetic number, because the mean of its divisors is an integer number (194144619900).

Almost surely, 2^{2660469782644} is an apocalyptic number.

It is an amenable number.

2660469782644 is a deficient number, since it is larger than the sum of its proper divisors (1999001094956).

2660469782644 is a wasteful number, since it uses less digits than its factorization.

2660469782644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103263 (or 103261 counting only the distinct ones).

The product of its (nonzero) digits is 167215104, while the sum is 64.

The spelling of 2660469782644 in words is "two trillion, six hundred sixty billion, four hundred sixty-nine million, seven hundred eighty-two thousand, six hundred forty-four".