550332303031 has 4 divisors (see below), whose sum is σ = 628951203472. Its totient is φ = 471713402592.

The previous prime is 550332303019. The next prime is 550332303041. The reversal of 550332303031 is 130303233055.

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 550332303031 - 2⁷ = 550332302903 is a prime.

It is a super-2 number, since 2×550332303031² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550332303041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39309450210 + ... + 39309450223.

It is an arithmetic number, because the mean of its divisors is an integer number (157237800868).

Almost surely, 2^550332303031 is an apocalyptic number.

550332303031 is a deficient number, since it is larger than the sum of its proper divisors (78618900441).

550332303031 is an equidigital number, since it uses as much as digits as its factorization.

550332303031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78618900440.

The product of its (nonzero) digits is 12150, while the sum is 28.

Adding to 550332303031 its reverse (130303233055), we get a palindrome (680635536086).

The spelling of 550332303031 in words is "five hundred fifty billion, three hundred thirty-two million, three hundred three thousand, thirty-one".