55424434214044 has 48 divisors (see below), whose sum is σ = 111463438806720. Its totient is φ = 23621640353280.

The previous prime is 55424434214041. The next prime is 55424434214053. The reversal of 55424434214044 is 44041243442455.

It is a super-2 number, since 2×55424434214044² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55424434213985 and 55424434214003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55424434214041) 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, 472567842 + ... + 472685110.

It is an arithmetic number, because the mean of its divisors is an integer number (2322154975140).

Almost surely, 2^{55424434214044} is an apocalyptic number.

It is an amenable number.

55424434214044 is an abundant number, since it is smaller than the sum of its proper divisors (56039004592676).

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

55424434214044 is a wasteful number, since it uses less digits than its factorization.

55424434214044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210718 (or 210716 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 46.

Adding to 55424434214044 its reverse (44041243442455), we get a palindrome (99465677656499).

The spelling of 55424434214044 in words is "fifty-five trillion, four hundred twenty-four billion, four hundred thirty-four million, two hundred fourteen thousand, forty-four".