13343701666 has 16 divisors (see below), whose sum is σ = 20889446400. Its totient is φ = 6380654368.

The previous prime is 13343701663. The next prime is 13343701669. The reversal of 13343701666 is 66610734331.

13343701666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13343701663) and next prime (13343701669).

It is a super-2 number, since 2×13343701666² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13343701663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280095 + ... + 324253.

It is an arithmetic number, because the mean of its divisors is an integer number (1305590400).

Almost surely, 2^13343701666 is an apocalyptic number.

13343701666 is a deficient number, since it is larger than the sum of its proper divisors (7545744734).

13343701666 is a wasteful number, since it uses less digits than its factorization.

13343701666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50753.

The product of its (nonzero) digits is 163296, while the sum is 40.

The spelling of 13343701666 in words is "thirteen billion, three hundred forty-three million, seven hundred one thousand, six hundred sixty-six".