551016049 has 2 divisors, whose sum is σ = 551016050. Its totient is φ = 551016048.

The previous prime is 551015981. The next prime is 551016071. The reversal of 551016049 is 940610155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 529920400 + 21095649 = 23020^2 + 4593^2 .

It is a cyclic number.

It is not a de Polignac number, because 551016049 - 2¹⁵ = 550983281 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 551016049.

It is not a weakly prime, because it can be changed into another prime (551016079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275508024 + 275508025.

It is an arithmetic number, because the mean of its divisors is an integer number (275508025).

Almost surely, 2^551016049 is an apocalyptic number.

It is an amenable number.

551016049 is a deficient number, since it is larger than the sum of its proper divisors (1).

551016049 is an equidigital number, since it uses as much as digits as its factorization.

551016049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 551016049 is about 23473.7310413151. The cubic root of 551016049 is about 819.8254878481.

The spelling of 551016049 in words is "five hundred fifty-one million, sixteen thousand, forty-nine".