550024013131 has 4 divisors (see below), whose sum is σ = 567766723264. Its totient is φ = 532281303000.

The previous prime is 550024013113. The next prime is 550024013141. The reversal of 550024013131 is 131310420055.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131310420055 = 5 ⋅26262084011.

It is a cyclic number.

It is not a de Polignac number, because 550024013131 - 2⁹ = 550024012619 is a prime.

It is a super-2 number, since 2×550024013131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550024013096 and 550024013105.

It is not an unprimeable number, because it can be changed into a prime (550024013141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8871355020 + ... + 8871355081.

It is an arithmetic number, because the mean of its divisors is an integer number (141941680816).

Almost surely, 2^550024013131 is an apocalyptic number.

550024013131 is a deficient number, since it is larger than the sum of its proper divisors (17742710133).

550024013131 is a wasteful number, since it uses less digits than its factorization.

550024013131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17742710132.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 550024013131 its reverse (131310420055), we get a palindrome (681334433186).

The spelling of 550024013131 in words is "five hundred fifty billion, twenty-four million, thirteen thousand, one hundred thirty-one".