12145767517334 has 32 divisors (see below), whose sum is σ = 20072522449152. Its totient is φ = 5465910780000.

The previous prime is 12145767517309. The next prime is 12145767517343. The reversal of 12145767517334 is 43371576754121.

It is a self number, because there is not a number n which added to its sum of digits gives 12145767517334.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59294039 + ... + 59498525.

It is an arithmetic number, because the mean of its divisors is an integer number (627266326536).

Almost surely, 2^{12145767517334} is an apocalyptic number.

12145767517334 is a deficient number, since it is larger than the sum of its proper divisors (7926754931818).

12145767517334 is a wasteful number, since it uses less digits than its factorization.

12145767517334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231332.

The product of its digits is 14817600, while the sum is 56.

The spelling of 12145767517334 in words is "twelve trillion, one hundred forty-five billion, seven hundred sixty-seven million, five hundred seventeen thousand, three hundred thirty-four".