550651172 has 24 divisors (see below), whose sum is σ = 983592960. Its totient is φ = 269680320.

The previous prime is 550651169. The next prime is 550651181. The reversal of 550651172 is 271156055.

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, 33272 + ... + 46992.

It is an arithmetic number, because the mean of its divisors is an integer number (40983040).

Almost surely, 2^550651172 is an apocalyptic number.

It is an amenable number.

550651172 is a deficient number, since it is larger than the sum of its proper divisors (432941788).

550651172 is a wasteful number, since it uses less digits than its factorization.

550651172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13931 (or 13929 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 32.

The square root of 550651172 is about 23465.9577260337. The cubic root of 550651172 is about 819.6444879677.

The spelling of 550651172 in words is "five hundred fifty million, six hundred fifty-one thousand, one hundred seventy-two".