550151201 has 4 divisors (see below), whose sum is σ = 550200852. Its totient is φ = 550101552.

The previous prime is 550151177. The next prime is 550151207. The reversal of 550151201 is 102151055.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 308037601 + 242113600 = 17551^2 + 15560^2 .

It is a cyclic number.

It is not a de Polignac number, because 550151201 - 2²² = 545956897 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (550151207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215 + ... + 33171.

It is an arithmetic number, because the mean of its divisors is an integer number (137550213).

Almost surely, 2^550151201 is an apocalyptic number.

It is an amenable number.

550151201 is a deficient number, since it is larger than the sum of its proper divisors (49651).

550151201 is a wasteful number, since it uses less digits than its factorization.

550151201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49650.

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 550151201 is about 23455.3021937472. The cubic root of 550151201 is about 819.3963438400.

The spelling of 550151201 in words is "five hundred fifty million, one hundred fifty-one thousand, two hundred one".