550231622322 has 32 divisors (see below), whose sum is σ = 1187906359680. Its totient is φ = 169386645120.

The previous prime is 550231622249. The next prime is 550231622329. The reversal of 550231622322 is 223226132055.

It is not an unprimeable number, because it can be changed into a prime (550231622329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68740579 + ... + 68748582.

It is an arithmetic number, because the mean of its divisors is an integer number (37122073740).

Almost surely, 2^550231622322 is an apocalyptic number.

550231622322 is an abundant number, since it is smaller than the sum of its proper divisors (637674737358).

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

550231622322 is a wasteful number, since it uses less digits than its factorization.

550231622322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137489218.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 550231622322 its reverse (223226132055), we get a palindrome (773457754377).

The spelling of 550231622322 in words is "five hundred fifty billion, two hundred thirty-one million, six hundred twenty-two thousand, three hundred twenty-two".