5550963646 has 16 divisors (see below), whose sum is σ = 8355529728. Its totient is φ = 2765803000.

The previous prime is 5550963619. The next prime is 5550963661. The reversal of 5550963646 is 6463690555.

It is a super-2 number, since 2×5550963646² = 61626394798427226632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5550963646.

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, 844071 + ... + 850621.

It is an arithmetic number, because the mean of its divisors is an integer number (522220608).

Almost surely, 2^5550963646 is an apocalyptic number.

5550963646 is a deficient number, since it is larger than the sum of its proper divisors (2804566082).

5550963646 is a wasteful number, since it uses less digits than its factorization.

5550963646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7967.

The product of its (nonzero) digits is 2916000, while the sum is 49.

The square root of 5550963646 is about 74504.7894165201. The cubic root of 5550963646 is about 1770.6095175978.

The spelling of 5550963646 in words is "five billion, five hundred fifty million, nine hundred sixty-three thousand, six hundred forty-six".