55222335371444 has 48 divisors (see below), whose sum is σ = 98085310041600. Its totient is φ = 27199591161600.

The previous prime is 55222335371353. The next prime is 55222335371447. The reversal of 55222335371444 is 44417353322255.

It is a junction number, because it is equal to n+sod(n) for n = 55222335371392 and 55222335371401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55222335371447) 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, 470964977 + ... + 471082215.

It is an arithmetic number, because the mean of its divisors is an integer number (2043443959200).

Almost surely, 2^{55222335371444} is an apocalyptic number.

It is an amenable number.

55222335371444 is a deficient number, since it is larger than the sum of its proper divisors (42862974670156).

55222335371444 is a wasteful number, since it uses less digits than its factorization.

55222335371444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120704 (or 120702 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 50.

Adding to 55222335371444 its reverse (44417353322255), we get a palindrome (99639688693699).

The spelling of 55222335371444 in words is "fifty-five trillion, two hundred twenty-two billion, three hundred thirty-five million, three hundred seventy-one thousand, four hundred forty-four".