2664642334516 has 24 divisors (see below), whose sum is σ = 4766283285120. Its totient is φ = 1303162341312.

The previous prime is 2664642334511. The next prime is 2664642334561. The reversal of 2664642334516 is 6154332464662.

2664642334516 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 not an unprimeable number, because it can be changed into a prime (2664642334511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39369985 + ... + 39437608.

It is an arithmetic number, because the mean of its divisors is an integer number (198595136880).

Almost surely, 2^{2664642334516} is an apocalyptic number.

It is an amenable number.

2664642334516 is a deficient number, since it is larger than the sum of its proper divisors (2101640950604).

2664642334516 is a wasteful number, since it uses less digits than its factorization.

2664642334516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78807783 (or 78807781 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 52.

The spelling of 2664642334516 in words is "two trillion, six hundred sixty-four billion, six hundred forty-two million, three hundred thirty-four thousand, five hundred sixteen".