3655351673 has 2 divisors, whose sum is σ = 3655351674. Its totient is φ = 3655351672.

The previous prime is 3655351669. The next prime is 3655351757. The reversal of 3655351673 is 3761535563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2408061184 + 1247290489 = 49072^2 + 35317^2 .

It is a cyclic number.

It is not a de Polignac number, because 3655351673 - 2² = 3655351669 is a prime.

It is not a weakly prime, because it can be changed into another prime (3655351573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1827675836 + 1827675837.

It is an arithmetic number, because the mean of its divisors is an integer number (1827675837).

Almost surely, 2^3655351673 is an apocalyptic number.

It is an amenable number.

3655351673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3655351673 is an equidigital number, since it uses as much as digits as its factorization.

3655351673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 850500, while the sum is 44.

The square root of 3655351673 is about 60459.5044058418. The cubic root of 3655351673 is about 1540.4338566493.

The spelling of 3655351673 in words is "three billion, six hundred fifty-five million, three hundred fifty-one thousand, six hundred seventy-three".