12177834148 has 12 divisors (see below), whose sum is σ = 21325532620. Its totient is φ = 6084824832.

The previous prime is 12177834143. The next prime is 12177834187. The reversal of 12177834148 is 84143877121.

It can be written as a sum of positive squares in 2 ways, for example, as 4884332544 + 7293501604 = 69888^2 + 85402^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12177834098 and 12177834107.

It is not an unprimeable number, because it can be changed into a prime (12177834143) 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, 1016361 + ... + 1028272.

Almost surely, 2^12177834148 is an apocalyptic number.

It is an amenable number.

12177834148 is a deficient number, since it is larger than the sum of its proper divisors (9147698472).

12177834148 is a wasteful number, since it uses less digits than its factorization.

12177834148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046126 (or 2046124 counting only the distinct ones).

The product of its digits is 301056, while the sum is 46.

The spelling of 12177834148 in words is "twelve billion, one hundred seventy-seven million, eight hundred thirty-four thousand, one hundred forty-eight".