550232356646 has 16 divisors (see below), whose sum is σ = 963324734976. Its totient is φ = 230796550536.

The previous prime is 550232356637. The next prime is 550232356651. The reversal of 550232356646 is 646653232055.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 550232356646.

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, 418109036 + ... + 418110351.

It is an arithmetic number, because the mean of its divisors is an integer number (60207795936).

Almost surely, 2^550232356646 is an apocalyptic number.

550232356646 is a deficient number, since it is larger than the sum of its proper divisors (413092378330).

550232356646 is a wasteful number, since it uses less digits than its factorization.

550232356646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836219443.

The product of its (nonzero) digits is 3888000, while the sum is 47.

The spelling of 550232356646 in words is "five hundred fifty billion, two hundred thirty-two million, three hundred fifty-six thousand, six hundred forty-six".