550465510444 has 24 divisors (see below), whose sum is σ = 964802981520. Its totient is φ = 274807762944.

The previous prime is 550465510381. The next prime is 550465510453. The reversal of 550465510444 is 444015564055.

It is a self number, because there is not a number n which added to its sum of digits gives 550465510444.

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, 9430212 + ... + 9488404.

It is an arithmetic number, because the mean of its divisors is an integer number (40200124230).

Almost surely, 2^550465510444 is an apocalyptic number.

It is an amenable number.

550465510444 is a deficient number, since it is larger than the sum of its proper divisors (414337471076).

550465510444 is a wasteful number, since it uses less digits than its factorization.

550465510444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61809 (or 61807 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 43.

The spelling of 550465510444 in words is "five hundred fifty billion, four hundred sixty-five million, five hundred ten thousand, four hundred forty-four".