5669361449 has 2 divisors, whose sum is σ = 5669361450. Its totient is φ = 5669361448.

The previous prime is 5669361421. The next prime is 5669361461. The reversal of 5669361449 is 9441639665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5613006400 + 56355049 = 74920^2 + 7507^2 .

It is a cyclic number.

It is not a de Polignac number, because 5669361449 - 2²⁴ = 5652584233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5669361449.

It is not a weakly prime, because it can be changed into another prime (5669361349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2834680724 + 2834680725.

It is an arithmetic number, because the mean of its divisors is an integer number (2834680725).

Almost surely, 2^5669361449 is an apocalyptic number.

It is an amenable number.

5669361449 is a deficient number, since it is larger than the sum of its proper divisors (1).

5669361449 is an equidigital number, since it uses as much as digits as its factorization.

5669361449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 53.

The square root of 5669361449 is about 75295.1621885497. The cubic root of 5669361449 is about 1783.1096433281.

The spelling of 5669361449 in words is "five billion, six hundred sixty-nine million, three hundred sixty-one thousand, four hundred forty-nine".