550551051 has 12 divisors (see below), whose sum is σ = 822662880. Its totient is φ = 354377520.

The previous prime is 550551031. The next prime is 550551107. The reversal of 550551051 is 150155055.

550551051 is a `hidden beast` number, since 550 + 5 + 5 + 105 + 1 = 666.

It is not a de Polignac number, because 550551051 - 2⁵ = 550551019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550551031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1054435 + ... + 1054956.

It is an arithmetic number, because the mean of its divisors is an integer number (68555240).

Almost surely, 2^550551051 is an apocalyptic number.

550551051 is a deficient number, since it is larger than the sum of its proper divisors (272111829).

550551051 is a wasteful number, since it uses less digits than its factorization.

550551051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2109426 (or 2109423 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

The square root of 550551051 is about 23463.8243046610. The cubic root of 550551051 is about 819.5948082405.

The spelling of 550551051 in words is "five hundred fifty million, five hundred fifty-one thousand, fifty-one".