550435653444 has 48 divisors (see below), whose sum is σ = 1287036773568. Its totient is φ = 183094990848.

The previous prime is 550435653437. The next prime is 550435653479. The reversal of 550435653444 is 444356534055.

It is a super-2 number, since 2×550435653444² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550435653393 and 550435653402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16812939 + ... + 16845645.

It is an arithmetic number, because the mean of its divisors is an integer number (26813266116).

Almost surely, 2^550435653444 is an apocalyptic number.

It is an amenable number.

550435653444 is an abundant number, since it is smaller than the sum of its proper divisors (736601120124).

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

550435653444 is a wasteful number, since it uses less digits than its factorization.

550435653444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35604 (or 35602 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 48.

The spelling of 550435653444 in words is "five hundred fifty billion, four hundred thirty-five million, six hundred fifty-three thousand, four hundred forty-four".