403203342340 has 48 divisors (see below), whose sum is σ = 848396570112. Its totient is φ = 160963520256.

The previous prime is 403203342329. The next prime is 403203342343. The reversal of 403203342340 is 43243302304.

It is a junction number, because it is equal to n+sod(n) for n = 403203342299 and 403203342308.

It is not an unprimeable number, because it can be changed into a prime (403203342343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66719359 + ... + 66725401.

It is an arithmetic number, because the mean of its divisors is an integer number (17674928544).

Almost surely, 2^403203342340 is an apocalyptic number.

It is an amenable number.

403203342340 is an abundant number, since it is smaller than the sum of its proper divisors (445193227772).

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

403203342340 is a wasteful number, since it uses less digits than its factorization.

403203342340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12076 (or 12074 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 403203342340 its reverse (43243302304), we get a palindrome (446446644644).

The spelling of 403203342340 in words is "four hundred three billion, two hundred three million, three hundred forty-two thousand, three hundred forty".