4221415365442 has 32 divisors (see below), whose sum is σ = 6934954973184. Its totient is φ = 1911279081600.

The previous prime is 4221415365397. The next prime is 4221415365449. The reversal of 4221415365442 is 2445635141224.

It is not an unprimeable number, because it can be changed into a prime (4221415365449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16521343 + ... + 16774909.

It is an arithmetic number, because the mean of its divisors is an integer number (216717342912).

Almost surely, 2^{4221415365442} is an apocalyptic number.

4221415365442 is a deficient number, since it is larger than the sum of its proper divisors (2713539607742).

4221415365442 is a wasteful number, since it uses less digits than its factorization.

4221415365442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256554.

The product of its digits is 921600, while the sum is 43.

The spelling of 4221415365442 in words is "four trillion, two hundred twenty-one billion, four hundred fifteen million, three hundred sixty-five thousand, four hundred forty-two".