12421674324 has 30 divisors (see below), whose sum is σ = 32472711194. Its totient is φ = 4140558000.

The previous prime is 12421674323. The next prime is 12421674329. The reversal of 12421674324 is 42347612421.

12421674324 is a `hidden beast` number, since 1 + 2 + 4 + 216 + 7 + 432 + 4 = 666.

12421674324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 11474265924 + 947408400 = 107118^2 + 30780^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12421674323) 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 9 ways as a sum of consecutive naturals, for example, 19168927 + ... + 19169574.

Almost surely, 2^12421674324 is an apocalyptic number.

It is an amenable number.

12421674324 is an abundant number, since it is smaller than the sum of its proper divisors (20051036870).

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

12421674324 is a wasteful number, since it uses less digits than its factorization.

12421674324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38338517 (or 38338506 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The spelling of 12421674324 in words is "twelve billion, four hundred twenty-one million, six hundred seventy-four thousand, three hundred twenty-four".