550524551 has 2 divisors, whose sum is σ = 550524552. Its totient is φ = 550524550.

The previous prime is 550524547. The next prime is 550524599. The reversal of 550524551 is 155425055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550524551 - 2² = 550524547 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550524521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275262275 + 275262276.

It is an arithmetic number, because the mean of its divisors is an integer number (275262276).

Almost surely, 2^550524551 is an apocalyptic number.

550524551 is a deficient number, since it is larger than the sum of its proper divisors (1).

550524551 is an equidigital number, since it uses as much as digits as its factorization.

550524551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25000, while the sum is 32.

The square root of 550524551 is about 23463.2595987855. The cubic root of 550524551 is about 819.5816580154.

The spelling of 550524551 in words is "five hundred fifty million, five hundred twenty-four thousand, five hundred fifty-one".