403442144242 has 16 divisors (see below), whose sum is σ = 606012534720. Its totient is φ = 201438035568.

The previous prime is 403442144213. The next prime is 403442144243. The reversal of 403442144242 is 242441244304.

It is a junction number, because it is equal to n+sod(n) for n = 403442144198 and 403442144207.

It is not an unprimeable number, because it can be changed into a prime (403442144243) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17754384 + ... + 17777092.

It is an arithmetic number, because the mean of its divisors is an integer number (37875783420).

Almost surely, 2^403442144242 is an apocalyptic number.

403442144242 is a deficient number, since it is larger than the sum of its proper divisors (202570390478).

403442144242 is a wasteful number, since it uses less digits than its factorization.

403442144242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34785.

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 403442144242 its reverse (242441244304), we get a palindrome (645883388546).

The spelling of 403442144242 in words is "four hundred three billion, four hundred forty-two million, one hundred forty-four thousand, two hundred forty-two".