5653855409 has 2 divisors, whose sum is σ = 5653855410. Its totient is φ = 5653855408.

The previous prime is 5653855379. The next prime is 5653855429. The reversal of 5653855409 is 9045583565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5311494400 + 342361009 = 72880^2 + 18503^2 .

It is a cyclic number.

It is not a de Polignac number, because 5653855409 - 2²⁴ = 5637078193 is a prime.

It is not a weakly prime, because it can be changed into another prime (5653855429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2826927704 + 2826927705.

It is an arithmetic number, because the mean of its divisors is an integer number (2826927705).

Almost surely, 2^5653855409 is an apocalyptic number.

It is an amenable number.

5653855409 is a deficient number, since it is larger than the sum of its proper divisors (1).

5653855409 is an equidigital number, since it uses as much as digits as its factorization.

5653855409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240000, while the sum is 50.

The square root of 5653855409 is about 75192.1233175391. The cubic root of 5653855409 is about 1781.4825221043.

The spelling of 5653855409 in words is "five billion, six hundred fifty-three million, eight hundred fifty-five thousand, four hundred nine".