403443220242 has 8 divisors (see below), whose sum is σ = 806886440496. Its totient is φ = 134481073412.

The previous prime is 403443220199. The next prime is 403443220247. The reversal of 403443220242 is 242022344304.

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

403443220242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (403443220247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33620268348 + ... + 33620268359.

It is an arithmetic number, because the mean of its divisors is an integer number (100860805062).

Almost surely, 2^403443220242 is an apocalyptic number.

403443220242 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.

403443220242 is a wasteful number, since it uses less digits than its factorization.

403443220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67240536712.

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 403443220242 its reverse (242022344304), we get a palindrome (645465564546).

The spelling of 403443220242 in words is "four hundred three billion, four hundred forty-three million, two hundred twenty thousand, two hundred forty-two".