5550999446 has 64 divisors (see below), whose sum is σ = 9200563200. Its totient is φ = 2503433856.

The previous prime is 5550999401. The next prime is 5550999479. The reversal of 5550999446 is 6449990555.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5550999391 and 5550999400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15462215 + ... + 15462573.

It is an arithmetic number, because the mean of its divisors is an integer number (143758800).

Almost surely, 2^5550999446 is an apocalyptic number.

5550999446 is a deficient number, since it is larger than the sum of its proper divisors (3649563754).

5550999446 is a wasteful number, since it uses less digits than its factorization.

5550999446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653.

The product of its (nonzero) digits is 8748000, while the sum is 56.

The square root of 5550999446 is about 74505.0296691438. The cubic root of 5550999446 is about 1770.6133240050.

The spelling of 5550999446 in words is "five billion, five hundred fifty million, nine hundred ninety-nine thousand, four hundred forty-six".