55213214324044 has 96 divisors (see below), whose sum is σ = 117083614556160. Its totient is φ = 22270196849472.

The previous prime is 55213214324033. The next prime is 55213214324063. The reversal of 55213214324044 is 44042341231255.

It is a junction number, because it is equal to n+sod(n) for n = 55213214323988 and 55213214324006.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36319299 + ... + 37808965.

It is an arithmetic number, because the mean of its divisors is an integer number (1219620984960).

Almost surely, 2^{55213214324044} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55213214324044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58541807278080).

55213214324044 is an abundant number, since it is smaller than the sum of its proper divisors (61870400232116).

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

55213214324044 is a wasteful number, since it uses less digits than its factorization.

55213214324044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490627 (or 1490625 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 55213214324044 its reverse (44042341231255), we get a palindrome (99255555555299).

The spelling of 55213214324044 in words is "fifty-five trillion, two hundred thirteen billion, two hundred fourteen million, three hundred twenty-four thousand, forty-four".