12546211834 has 32 divisors (see below), whose sum is σ = 20664627984. Its totient is φ = 5677102080.

The previous prime is 12546211829. The next prime is 12546211877. The reversal of 12546211834 is 43811264521.

It can be written as a sum of positive squares in 8 ways, for example, as 4502812609 + 8043399225 = 67103^2 + 89685^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12546211793 and 12546211802.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2578564 + ... + 2583424.

Almost surely, 2^12546211834 is an apocalyptic number.

12546211834 is a deficient number, since it is larger than the sum of its proper divisors (8118416150).

12546211834 is a wasteful number, since it uses less digits than its factorization.

12546211834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6802.

The product of its digits is 46080, while the sum is 37.

The spelling of 12546211834 in words is "twelve billion, five hundred forty-six million, two hundred eleven thousand, eight hundred thirty-four".