13105434455212 has 24 divisors (see below), whose sum is σ = 25146468159120. Its totient is φ = 5926776999360.

The previous prime is 13105434455147. The next prime is 13105434455213. The reversal of 13105434455212 is 21255443450131.

It is not an unprimeable number, because it can be changed into a prime (13105434455213) 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, 755957787 + ... + 755975122.

It is an arithmetic number, because the mean of its divisors is an integer number (1047769506630).

Almost surely, 2^{13105434455212} is an apocalyptic number.

It is an amenable number.

13105434455212 is a deficient number, since it is larger than the sum of its proper divisors (12041033703908).

13105434455212 is a wasteful number, since it uses less digits than its factorization.

13105434455212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511933121 (or 1511933119 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 13105434455212 in words is "thirteen trillion, one hundred five billion, four hundred thirty-four million, four hundred fifty-five thousand, two hundred twelve".