550844643672 has 24 divisors (see below), whose sum is σ = 1491870910140. Its totient is φ = 183614881200.

The previous prime is 550844643637. The next prime is 550844643703. The reversal of 550844643672 is 276346448055.

550844643672 is a `hidden beast` number, since 5 + 5 + 0 + 84 + 464 + 36 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3825309954 + ... + 3825310097.

Almost surely, 2^550844643672 is an apocalyptic number.

It is an amenable number.

550844643672 is an abundant number, since it is smaller than the sum of its proper divisors (941026266468).

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

550844643672 is a wasteful number, since it uses less digits than its factorization.

550844643672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7650620063 (or 7650620056 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 54.

The spelling of 550844643672 in words is "five hundred fifty billion, eight hundred forty-four million, six hundred forty-three thousand, six hundred seventy-two".