403442143404042 has 8 divisors (see below), whose sum is σ = 806884286808096. Its totient is φ = 134480714468012.

The previous prime is 403442143404023. The next prime is 403442143404061. The reversal of 403442143404042 is 240404341244304.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (403442143404023) and next prime (403442143404061).

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

403442143404042 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33620178616998 + ... + 33620178617009.

It is an arithmetic number, because the mean of its divisors is an integer number (100860535851012).

Almost surely, 2^{403442143404042} is an apocalyptic number.

403442143404042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

403442143404042 is a wasteful number, since it uses less digits than its factorization.

403442143404042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67240357234012.

The product of its (nonzero) digits is 589824, while the sum is 39.

Adding to 403442143404042 its reverse (240404341244304), we get a palindrome (643846484648346).

The spelling of 403442143404042 in words is "four hundred three trillion, four hundred forty-two billion, one hundred forty-three million, four hundred four thousand, forty-two".