550273204231648 has 48 divisors (see below), whose sum is σ = 1104301627887024. Its totient is φ = 269866566169600.

The previous prime is 550273204231627. The next prime is 550273204231657. The reversal of 550273204231648 is 846132402372055.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 550273204231595 and 550273204231604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795251365 + ... + 795943012.

It is an arithmetic number, because the mean of its divisors is an integer number (23006283914313).

Almost surely, 2^{550273204231648} is an apocalyptic number.

It is an amenable number.

550273204231648 is an abundant number, since it is smaller than the sum of its proper divisors (554028423655376).

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

550273204231648 is a wasteful number, since it uses less digits than its factorization.

550273204231648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591194595 (or 1591194587 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 52.

The spelling of 550273204231648 in words is "five hundred fifty trillion, two hundred seventy-three billion, two hundred four million, two hundred thirty-one thousand, six hundred forty-eight".