55033004444 has 12 divisors (see below), whose sum is σ = 105063008568. Its totient is φ = 25015002000.

The previous prime is 55033004437. The next prime is 55033004447. The reversal of 55033004444 is 44440033055.

It is a self number, because there is not a number n which added to its sum of digits gives 55033004444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55033004447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 625375007 + ... + 625375094.

It is an arithmetic number, because the mean of its divisors is an integer number (8755250714).

Almost surely, 2^55033004444 is an apocalyptic number.

It is an amenable number.

55033004444 is a deficient number, since it is larger than the sum of its proper divisors (50030004124).

55033004444 is a wasteful number, since it uses less digits than its factorization.

55033004444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250750116 (or 1250750114 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 55033004444 its reverse (44440033055), we get a palindrome (99473037499).

The spelling of 55033004444 in words is "fifty-five billion, thirty-three million, four thousand, four hundred forty-four".