324400021442 has 16 divisors (see below), whose sum is σ = 556121998080. Its totient is φ = 139026661728.

The previous prime is 324400021433. The next prime is 324400021453. The reversal of 324400021442 is 244120004423.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1448534 + ... + 1657422.

It is an arithmetic number, because the mean of its divisors is an integer number (34757624880).

Almost surely, 2^324400021442 is an apocalyptic number.

324400021442 is a deficient number, since it is larger than the sum of its proper divisors (231721976638).

324400021442 is a wasteful number, since it uses less digits than its factorization.

324400021442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319825.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 324400021442 its reverse (244120004423), we get a palindrome (568520025865).

The spelling of 324400021442 in words is "three hundred twenty-four billion, four hundred million, twenty-one thousand, four hundred forty-two".