402244442306 has 16 divisors (see below), whose sum is σ = 697869877824. Its totient is φ = 170313481104.

The previous prime is 402244442297. The next prime is 402244442309. The reversal of 402244442306 is 603244442204.

It is not an unprimeable number, because it can be changed into a prime (402244442309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173081645 + ... + 173083968.

It is an arithmetic number, because the mean of its divisors is an integer number (43616867364).

Almost surely, 2^402244442306 is an apocalyptic number.

402244442306 is a deficient number, since it is larger than the sum of its proper divisors (295625435518).

402244442306 is a wasteful number, since it uses less digits than its factorization.

402244442306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346165705.

The product of its (nonzero) digits is 147456, while the sum is 35.

The spelling of 402244442306 in words is "four hundred two billion, two hundred forty-four million, four hundred forty-two thousand, three hundred six".