351244420442 has 16 divisors (see below), whose sum is σ = 539217615552. Its totient is φ = 171506704320.

The previous prime is 351244420409. The next prime is 351244420451. The reversal of 351244420442 is 244024442153.

It is an unprimeable number.

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, 105842 + ... + 844802.

It is an arithmetic number, because the mean of its divisors is an integer number (33701100972).

Almost surely, 2^351244420442 is an apocalyptic number.

351244420442 is a deficient number, since it is larger than the sum of its proper divisors (187973195110).

351244420442 is a wasteful number, since it uses less digits than its factorization.

351244420442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744533.

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 351244420442 its reverse (244024442153), we get a palindrome (595268862595).

The spelling of 351244420442 in words is "three hundred fifty-one billion, two hundred forty-four million, four hundred twenty thousand, four hundred forty-two".