550222032540 has 48 divisors (see below), whose sum is σ = 1540654349472. Its totient is φ = 146722765056.

The previous prime is 550222032527. The next prime is 550222032557. The reversal of 550222032540 is 45230222055.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 550222032498 and 550222032507.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4776502 + ... + 4890338.

It is an arithmetic number, because the mean of its divisors is an integer number (32096965614).

Almost surely, 2^550222032540 is an apocalyptic number.

It is an amenable number.

550222032540 is an abundant number, since it is smaller than the sum of its proper divisors (990432316932).

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

550222032540 is a wasteful number, since it uses less digits than its factorization.

550222032540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194406 (or 194404 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

Adding to 550222032540 its reverse (45230222055), we get a palindrome (595452254595).

The spelling of 550222032540 in words is "five hundred fifty billion, two hundred twenty-two million, thirty-two thousand, five hundred forty".