1055320022444 has 24 divisors (see below), whose sum is σ = 1944531019200. Its totient is φ = 499754601360.

The previous prime is 1055320022353. The next prime is 1055320022467. The reversal of 1055320022444 is 4442200235501.

It is a super-2 number, since 2×1055320022444² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055320022444.

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, 1572722 + ... + 2141049.

It is an arithmetic number, because the mean of its divisors is an integer number (81022125800).

Almost surely, 2^{1055320022444} is an apocalyptic number.

It is an amenable number.

1055320022444 is a deficient number, since it is larger than the sum of its proper divisors (889210996756).

1055320022444 is a wasteful number, since it uses less digits than its factorization.

1055320022444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717533 (or 3717531 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 1055320022444 its reverse (4442200235501), we get a palindrome (5497520257945).

The spelling of 1055320022444 in words is "one trillion, fifty-five billion, three hundred twenty million, twenty-two thousand, four hundred forty-four".