5409465049 has 2 divisors, whose sum is σ = 5409465050. Its totient is φ = 5409465048.

The previous prime is 5409465037. The next prime is 5409465077. The reversal of 5409465049 is 9405649045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4729037824 + 680427225 = 68768^2 + 26085^2 .

It is a cyclic number.

It is not a de Polignac number, because 5409465049 - 2²³ = 5401076441 is a prime.

It is not a weakly prime, because it can be changed into another prime (5409465029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2704732524 + 2704732525.

It is an arithmetic number, because the mean of its divisors is an integer number (2704732525).

Almost surely, 2^5409465049 is an apocalyptic number.

It is an amenable number.

5409465049 is a deficient number, since it is larger than the sum of its proper divisors (1).

5409465049 is an equidigital number, since it uses as much as digits as its factorization.

5409465049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 46.

The square root of 5409465049 is about 73549.0655888979. The cubic root of 5409465049 is about 1755.4350805896.

The spelling of 5409465049 in words is "five billion, four hundred nine million, four hundred sixty-five thousand, forty-nine".