3556065369601 has 2 divisors, whose sum is σ = 3556065369602. Its totient is φ = 3556065369600.

The previous prime is 3556065369587. The next prime is 3556065369629. The reversal of 3556065369601 is 1069635606553.

It is a happy number.

3556065369601 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3361076888976 + 194988480625 = 1833324^2 + 441575^2 .

It is a cyclic number.

It is not a de Polignac number, because 3556065369601 - 2¹¹ = 3556065367553 is a prime.

It is not a weakly prime, because it can be changed into another prime (3556065367601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1778032684800 + 1778032684801.

It is an arithmetic number, because the mean of its divisors is an integer number (1778032684801).

Almost surely, 2^{3556065369601} is an apocalyptic number.

It is an amenable number.

3556065369601 is a deficient number, since it is larger than the sum of its proper divisors (1).

3556065369601 is an equidigital number, since it uses as much as digits as its factorization.

3556065369601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122000, while the sum is 55.

The spelling of 3556065369601 in words is "three trillion, five hundred fifty-six billion, sixty-five million, three hundred sixty-nine thousand, six hundred one".