55021055343 has 8 divisors (see below), whose sum is σ = 75727904256. Its totient is φ = 35497455000.

The previous prime is 55021055333. The next prime is 55021055347. The reversal of 55021055343 is 34355012055.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55021055343 - 2⁶ = 55021055279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55021055347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295812033 + ... + 295812218.

It is an arithmetic number, because the mean of its divisors is an integer number (9465988032).

Almost surely, 2^55021055343 is an apocalyptic number.

55021055343 is a deficient number, since it is larger than the sum of its proper divisors (20706848913).

55021055343 is a wasteful number, since it uses less digits than its factorization.

55021055343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591624285.

The product of its (nonzero) digits is 45000, while the sum is 33.

Adding to 55021055343 its reverse (34355012055), we get a palindrome (89376067398).

The spelling of 55021055343 in words is "fifty-five billion, twenty-one million, fifty-five thousand, three hundred forty-three".