12046734557 has 12 divisors (see below), whose sum is σ = 14230571904. Its totient is φ = 10109146320.

The previous prime is 12046734551. The next prime is 12046734593. The reversal of 12046734557 is 75543764021.

It is a happy number.

12046734557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12046734557 - 2²⁴ = 12029957341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12046734551) 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 11 ways as a sum of consecutive naturals, for example, 3238253 + ... + 3241970.

It is an arithmetic number, because the mean of its divisors is an integer number (1185880992).

Almost surely, 2^12046734557 is an apocalyptic number.

It is an amenable number.

12046734557 is a deficient number, since it is larger than the sum of its proper divisors (2183837347).

12046734557 is a wasteful number, since it uses less digits than its factorization.

12046734557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6480260 (or 6480247 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 44.

The spelling of 12046734557 in words is "twelve billion, forty-six million, seven hundred thirty-four thousand, five hundred fifty-seven".