402303202042 has 16 divisors (see below), whose sum is σ = 689727421440. Its totient is φ = 172399460688.

The previous prime is 402303202019. The next prime is 402303202043. The reversal of 402303202042 is 240202303204.

It is not an unprimeable number, because it can be changed into a prime (402303202043) 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, 1194817 + ... + 1494052.

It is an arithmetic number, because the mean of its divisors is an integer number (43107963840).

Almost surely, 2^402303202042 is an apocalyptic number.

402303202042 is a deficient number, since it is larger than the sum of its proper divisors (287424219398).

402303202042 is a wasteful number, since it uses less digits than its factorization.

402303202042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2699565.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 402303202042 its reverse (240202303204), we get a palindrome (642505505246).

The spelling of 402303202042 in words is "four hundred two billion, three hundred three million, two hundred two thousand, forty-two".