403440142334 has 32 divisors (see below), whose sum is σ = 627268985280. Its totient is φ = 194378462208.

The previous prime is 403440142327. The next prime is 403440142361. The reversal of 403440142334 is 433241044304.

It is a self number, because there is not a number n which added to its sum of digits gives 403440142334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93235679 + ... + 93240005.

It is an arithmetic number, because the mean of its divisors is an integer number (19602155790).

Almost surely, 2^403440142334 is an apocalyptic number.

403440142334 is a deficient number, since it is larger than the sum of its proper divisors (223828842946).

403440142334 is a wasteful number, since it uses less digits than its factorization.

403440142334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7172.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 403440142334 its reverse (433241044304), we get a palindrome (836681186638).

The spelling of 403440142334 in words is "four hundred three billion, four hundred forty million, one hundred forty-two thousand, three hundred thirty-four".