55102224534 has 64 divisors (see below), whose sum is σ = 130173972480. Its totient is φ = 15216514560.

The previous prime is 55102224533. The next prime is 55102224553. The reversal of 55102224534 is 43542220155.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 55102224495 and 55102224504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55102224533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1027162 + ... + 1079474.

It is an arithmetic number, because the mean of its divisors is an integer number (2033968320).

Almost surely, 2^55102224534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55102224534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65086986240).

55102224534 is an abundant number, since it is smaller than the sum of its proper divisors (75071747946).

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

55102224534 is a wasteful number, since it uses less digits than its factorization.

55102224534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53165.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 55102224534 its reverse (43542220155), we get a palindrome (98644444689).

The spelling of 55102224534 in words is "fifty-five billion, one hundred two million, two hundred twenty-four thousand, five hundred thirty-four".