445221435111 has 48 divisors (see below), whose sum is σ = 644657825568. Its totient is φ = 273181132800.

The previous prime is 445221435101. The next prime is 445221435163. The reversal of 445221435111 is 111534122544.

It is not a de Polignac number, because 445221435111 - 2¹⁴ = 445221418727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445221435101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9125121 + ... + 9173781.

It is an arithmetic number, because the mean of its divisors is an integer number (13430371366).

Almost surely, 2^445221435111 is an apocalyptic number.

445221435111 is a deficient number, since it is larger than the sum of its proper divisors (199436390457).

445221435111 is a wasteful number, since it uses less digits than its factorization.

445221435111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48932 (or 48915 counting only the distinct ones).

The product of its digits is 19200, while the sum is 33.

Adding to 445221435111 its reverse (111534122544), we get a palindrome (556755557655).

The spelling of 445221435111 in words is "four hundred forty-five billion, two hundred twenty-one million, four hundred thirty-five thousand, one hundred eleven".