403303405433242 has 16 divisors (see below), whose sum is σ = 605110435740000. Its totient is φ = 201599928086832.

The previous prime is 403303405433197. The next prime is 403303405433249. The reversal of 403303405433242 is 242334504303304.

It is a junction number, because it is equal to n+sod(n) for n = 403303405433195 and 403303405433204.

It is not an unprimeable number, because it can be changed into a prime (403303405433249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 779073009 + ... + 779590507.

It is an arithmetic number, because the mean of its divisors is an integer number (37819402233750).

Almost surely, 2^{403303405433242} is an apocalyptic number.

403303405433242 is a deficient number, since it is larger than the sum of its proper divisors (201807030306758).

403303405433242 is a wasteful number, since it uses less digits than its factorization.

403303405433242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616797.

The product of its (nonzero) digits is 1244160, while the sum is 40.

Adding to 403303405433242 its reverse (242334504303304), we get a palindrome (645637909736546).

The spelling of 403303405433242 in words is "four hundred three trillion, three hundred three billion, four hundred five million, four hundred thirty-three thousand, two hundred forty-two".