12045783491329 has 4 divisors (see below), whose sum is σ = 13766609704384. Its totient is φ = 10324957278276.

The previous prime is 12045783491281. The next prime is 12045783491387. The reversal of 12045783491329 is 92319438754021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12045783491329 - 2¹⁵ = 12045783458561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12045783492329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 860413106517 + ... + 860413106530.

It is an arithmetic number, because the mean of its divisors is an integer number (3441652426096).

Almost surely, 2^{12045783491329} is an apocalyptic number.

It is an amenable number.

12045783491329 is a deficient number, since it is larger than the sum of its proper divisors (1720826213055).

12045783491329 is an equidigital number, since it uses as much as digits as its factorization.

12045783491329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720826213054.

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 12045783491329 in words is "twelve trillion, forty-five billion, seven hundred eighty-three million, four hundred ninety-one thousand, three hundred twenty-nine".