550534551 has 16 divisors (see below), whose sum is σ = 856032000. Its totient is φ = 314590584.

The previous prime is 550534529. The next prime is 550534553. The reversal of 550534551 is 155435055.

550534551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 550534551 - 2⁷ = 550534423 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550534553) 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, 266481 + ... + 268538.

It is an arithmetic number, because the mean of its divisors is an integer number (53502000).

Almost surely, 2^550534551 is an apocalyptic number.

550534551 is a deficient number, since it is larger than the sum of its proper divisors (305497449).

550534551 is an equidigital number, since it uses as much as digits as its factorization.

550534551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535043 (or 535029 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 33.

The square root of 550534551 is about 23463.4726969390. The cubic root of 550534551 is about 819.5866204141.

The spelling of 550534551 in words is "five hundred fifty million, five hundred thirty-four thousand, five hundred fifty-one".