4242645405722 has 16 divisors (see below), whose sum is σ = 6442761798720. Its totient is φ = 2095112128032.

The previous prime is 4242645405697. The next prime is 4242645405743. The reversal of 4242645405722 is 2275045462424.

It is an unprimeable number.

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, 13339478 + ... + 13653825.

It is an arithmetic number, because the mean of its divisors is an integer number (402672612420).

Almost surely, 2^{4242645405722} is an apocalyptic number.

4242645405722 is a deficient number, since it is larger than the sum of its proper divisors (2200116392998).

4242645405722 is a wasteful number, since it uses less digits than its factorization.

4242645405722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26994277.

The product of its (nonzero) digits is 4300800, while the sum is 47.

The spelling of 4242645405722 in words is "four trillion, two hundred forty-two billion, six hundred forty-five million, four hundred five thousand, seven hundred twenty-two".