221412442413574 has 16 divisors (see below), whose sum is σ = 332156152878480. Its totient is φ = 110693725390080.

The previous prime is 221412442413557. The next prime is 221412442413689. The reversal of 221412442413574 is 475314244214122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 872197237 + ... + 872451055.

It is an arithmetic number, because the mean of its divisors is an integer number (20759759554905).

Almost surely, 2^{221412442413574} is an apocalyptic number.

221412442413574 is a deficient number, since it is larger than the sum of its proper divisors (110743710464906).

221412442413574 is a wasteful number, since it uses less digits than its factorization.

221412442413574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301335.

The product of its digits is 1720320, while the sum is 46.

Adding to 221412442413574 its reverse (475314244214122), we get a palindrome (696726686627696).

The spelling of 221412442413574 in words is "two hundred twenty-one trillion, four hundred twelve billion, four hundred forty-two million, four hundred thirteen thousand, five hundred seventy-four".