550455051 has 4 divisors (see below), whose sum is σ = 733940072. Its totient is φ = 366970032.

The previous prime is 550455029. The next prime is 550455071. The reversal of 550455051 is 150554055.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 550455051 - 2⁶ = 550454987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550455011) 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, 91742506 + ... + 91742511.

It is an arithmetic number, because the mean of its divisors is an integer number (183485018).

Almost surely, 2^550455051 is an apocalyptic number.

550455051 is a deficient number, since it is larger than the sum of its proper divisors (183485021).

550455051 is a wasteful number, since it uses less digits than its factorization.

550455051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183485020.

The product of its (nonzero) digits is 12500, while the sum is 30.

The square root of 550455051 is about 23461.7785131477. The cubic root of 550455051 is about 819.5471676841.

The spelling of 550455051 in words is "five hundred fifty million, four hundred fifty-five thousand, fifty-one".