5649860408057 has 2 divisors, whose sum is σ = 5649860408058. Its totient is φ = 5649860408056.

The previous prime is 5649860408021. The next prime is 5649860408063. The reversal of 5649860408057 is 7508040689465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4325114655481 + 1324745752576 = 2079691^2 + 1150976^2 .

It is a cyclic number.

It is not a de Polignac number, because 5649860408057 - 2¹⁰ = 5649860407033 is a prime.

It is not a weakly prime, because it can be changed into another prime (5649860408957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2824930204028 + 2824930204029.

It is an arithmetic number, because the mean of its divisors is an integer number (2824930204029).

Almost surely, 2^{5649860408057} is an apocalyptic number.

It is an amenable number.

5649860408057 is a deficient number, since it is larger than the sum of its proper divisors (1).

5649860408057 is an equidigital number, since it uses as much as digits as its factorization.

5649860408057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58060800, while the sum is 62.

The spelling of 5649860408057 in words is "five trillion, six hundred forty-nine billion, eight hundred sixty million, four hundred eight thousand, fifty-seven".