320042401442 has 8 divisors (see below), whose sum is σ = 505330107600. Its totient is φ = 151599032244.

The previous prime is 320042401411. The next prime is 320042401453. The reversal of 320042401442 is 244104240023.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4211084192 + ... + 4211084267.

It is an arithmetic number, because the mean of its divisors is an integer number (63166263450).

Almost surely, 2^320042401442 is an apocalyptic number.

320042401442 is a deficient number, since it is larger than the sum of its proper divisors (185287706158).

320042401442 is a wasteful number, since it uses less digits than its factorization.

320042401442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8422168480.

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

Adding to 320042401442 its reverse (244104240023), we get a palindrome (564146641465).

The spelling of 320042401442 in words is "three hundred twenty billion, forty-two million, four hundred one thousand, four hundred forty-two".