550773465056650 has 144 divisors (see below), whose sum is σ = 1144561503922200. Its totient is φ = 196986594816000.

The previous prime is 550773465056543. The next prime is 550773465056651. The reversal of 550773465056650 is 56650564377055.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 7376292060489 + 543397172996161 = 2715933^2 + 23310881^2 .

It is a super-3 number, since 3×550773465056650³ (a number of 45 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (550773465056651) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8875252422 + ... + 8875314478.

Almost surely, 2^{550773465056650} is an apocalyptic number.

550773465056650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550773465056650 is an abundant number, since it is smaller than the sum of its proper divisors (593788038865550).

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

550773465056650 is a wasteful number, since it uses less digits than its factorization.

550773465056650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86201 (or 86185 counting only the distinct ones).

The product of its (nonzero) digits is 396900000, while the sum is 64.

The spelling of 550773465056650 in words is "five hundred fifty trillion, seven hundred seventy-three billion, four hundred sixty-five million, fifty-six thousand, six hundred fifty".