550362306631 has 4 divisors (see below), whose sum is σ = 550367646192. Its totient is φ = 550356967072.

The previous prime is 550362306623. The next prime is 550362306653. The reversal of 550362306631 is 136603263055.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 550362306631 - 2³ = 550362306623 is a prime.

It is a super-2 number, since 2×550362306631² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550362306691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2512066 + ... + 2722351.

It is an arithmetic number, because the mean of its divisors is an integer number (137591911548).

Almost surely, 2^550362306631 is an apocalyptic number.

550362306631 is a deficient number, since it is larger than the sum of its proper divisors (5339561).

550362306631 is a wasteful number, since it uses less digits than its factorization.

550362306631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5339560.

The product of its (nonzero) digits is 291600, while the sum is 40.

Adding to 550362306631 its reverse (136603263055), we get a palindrome (686965569686).

The spelling of 550362306631 in words is "five hundred fifty billion, three hundred sixty-two million, three hundred six thousand, six hundred thirty-one".