550511127 has 16 divisors (see below), whose sum is σ = 818465280. Its totient is φ = 365705496.

The previous prime is 550511083. The next prime is 550511189. The reversal of 550511127 is 721115055.

It is not a de Polignac number, because 550511127 - 2⁷ = 550510999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 550511127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550511627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28383 + ... + 43664.

It is an arithmetic number, because the mean of its divisors is an integer number (51154080).

Almost surely, 2^550511127 is an apocalyptic number.

550511127 is a deficient number, since it is larger than the sum of its proper divisors (267954153).

550511127 is a wasteful number, since it uses less digits than its factorization.

550511127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72339 (or 72333 counting only the distinct ones).

The product of its (nonzero) digits is 1750, while the sum is 27.

The square root of 550511127 is about 23462.9735327814. The cubic root of 550511127 is about 819.5749963969.

The spelling of 550511127 in words is "five hundred fifty million, five hundred eleven thousand, one hundred twenty-seven".