12246823476 has 18 divisors (see below), whose sum is σ = 30957248322. Its totient is φ = 4082274480.

The previous prime is 12246823471. The next prime is 12246823517. The reversal of 12246823476 is 67432864221.

It is a happy number.

12246823476 is a `hidden beast` number, since 1 + 224 + 6 + 82 + 347 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10470200976 + 1776622500 = 102324^2 + 42150^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12246823471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 170094735 + ... + 170094806.

It is an arithmetic number, because the mean of its divisors is an integer number (1719847129).

Almost surely, 2^12246823476 is an apocalyptic number.

It is an amenable number.

12246823476 is an abundant number, since it is smaller than the sum of its proper divisors (18710424846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12246823476 is a wasteful number, since it uses less digits than its factorization.

12246823476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340189551 (or 340189546 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The spelling of 12246823476 in words is "twelve billion, two hundred forty-six million, eight hundred twenty-three thousand, four hundred seventy-six".