402024242242 has 16 divisors (see below), whose sum is σ = 696008025792. Its totient is φ = 170590201200.

The previous prime is 402024242201. The next prime is 402024242287. The reversal of 402024242242 is 242242420204.

It is a self number, because there is not a number n which added to its sum of digits gives 402024242242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142157088 + ... + 142159915.

It is an arithmetic number, because the mean of its divisors is an integer number (43500501612).

Almost surely, 2^402024242242 is an apocalyptic number.

402024242242 is a deficient number, since it is larger than the sum of its proper divisors (293983783550).

402024242242 is a wasteful number, since it uses less digits than its factorization.

402024242242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284317113.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 402024242242 its reverse (242242420204), we get a palindrome (644266662446).

The spelling of 402024242242 in words is "four hundred two billion, twenty-four million, two hundred forty-two thousand, two hundred forty-two".