550501051 has 4 divisors (see below), whose sum is σ = 553683312. Its totient is φ = 547318792.

The previous prime is 550501037. The next prime is 550501057. The reversal of 550501051 is 150105055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150105055 = 5 ⋅30021011.

It is a cyclic number.

It is not a de Polignac number, because 550501051 - 2⁵ = 550501019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550501057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1590871 + ... + 1591216.

It is an arithmetic number, because the mean of its divisors is an integer number (138420828).

Almost surely, 2^550501051 is an apocalyptic number.

550501051 is a deficient number, since it is larger than the sum of its proper divisors (3182261).

550501051 is a wasteful number, since it uses less digits than its factorization.

550501051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3182260.

The product of its (nonzero) digits is 625, while the sum is 22.

The square root of 550501051 is about 23462.7588105065. The cubic root of 550501051 is about 819.5699961419.

The spelling of 550501051 in words is "five hundred fifty million, five hundred one thousand, fifty-one".