13100666433446 has 16 divisors (see below), whose sum is σ = 19702517925888. Its totient is φ = 6533168107200.

The previous prime is 13100666433443. The next prime is 13100666433469. The reversal of 13100666433446 is 64433466600131.

It is a super-2 number, since 2×13100666433446² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13100666433446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13100666433443) 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, 1519451 + ... + 5339481.

It is an arithmetic number, because the mean of its divisors is an integer number (1231407370368).

Almost surely, 2^{13100666433446} is an apocalyptic number.

13100666433446 is a deficient number, since it is larger than the sum of its proper divisors (6601851492442).

13100666433446 is a wasteful number, since it uses less digits than its factorization.

13100666433446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3824527.

The product of its (nonzero) digits is 2239488, while the sum is 47.

The spelling of 13100666433446 in words is "thirteen trillion, one hundred billion, six hundred sixty-six million, four hundred thirty-three thousand, four hundred forty-six".