13290731966 has 16 divisors (see below), whose sum is σ = 19968116784. Its totient is φ = 6634704384.

The previous prime is 13290731899. The next prime is 13290731969. The reversal of 13290731966 is 66913709231.

13290731966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13290731966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13290731969) 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, 6288926 + ... + 6291038.

It is an arithmetic number, because the mean of its divisors is an integer number (1248007299).

Almost surely, 2^13290731966 is an apocalyptic number.

13290731966 is a deficient number, since it is larger than the sum of its proper divisors (6677384818).

13290731966 is a wasteful number, since it uses less digits than its factorization.

13290731966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5675.

The product of its (nonzero) digits is 367416, while the sum is 47.

The spelling of 13290731966 in words is "thirteen billion, two hundred ninety million, seven hundred thirty-one thousand, nine hundred sixty-six".