550552552503312 has 80 divisors (see below), whose sum is σ = 1485554614133760. Its totient is φ = 175366229191296.

The previous prime is 550552552503311. The next prime is 550552552503319. The reversal of 550552552503312 is 213305255255055.

It is a super-2 number, since 2×550552552503312² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (550552552503311) 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, 243570268 + ... + 245820219.

It is an arithmetic number, because the mean of its divisors is an integer number (18569432676672).

Almost surely, 2^{550552552503312} is an apocalyptic number.

It is an amenable number.

550552552503312 is an abundant number, since it is smaller than the sum of its proper divisors (935002061630448).

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

550552552503312 is a wasteful number, since it uses less digits than its factorization.

550552552503312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489391540 (or 489391534 counting only the distinct ones).

The product of its (nonzero) digits is 5625000, while the sum is 48.

The spelling of 550552552503312 in words is "five hundred fifty trillion, five hundred fifty-two billion, five hundred fifty-two million, five hundred three thousand, three hundred twelve".