55351111244 has 24 divisors (see below), whose sum is σ = 113798789328. Its totient is φ = 23224242240.

The previous prime is 55351111213. The next prime is 55351111303. The reversal of 55351111244 is 44211115355.

It is a self number, because there is not a number n which added to its sum of digits gives 55351111244.

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, 48383267 + ... + 48384410.

It is an arithmetic number, because the mean of its divisors is an integer number (4741616222).

Almost surely, 2^55351111244 is an apocalyptic number.

It is an amenable number.

55351111244 is an abundant number, since it is smaller than the sum of its proper divisors (58447678084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55351111244 is a wasteful number, since it uses less digits than its factorization.

55351111244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96767705 (or 96767703 counting only the distinct ones).

The product of its digits is 12000, while the sum is 32.

Adding to 55351111244 its reverse (44211115355), we get a palindrome (99562226599).

It can be divided in two parts, 5535111 and 1244, that added together give a palindrome (5536355).

The spelling of 55351111244 in words is "fifty-five billion, three hundred fifty-one million, one hundred eleven thousand, two hundred forty-four".