5601093755561 has 2 divisors, whose sum is σ = 5601093755562. Its totient is φ = 5601093755560.

The previous prime is 5601093755549. The next prime is 5601093755563. The reversal of 5601093755561 is 1655573901065.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5523233224336 + 77860531225 = 2350156^2 + 279035^2 .

It is a cyclic number.

It is not a de Polignac number, because 5601093755561 - 2²² = 5601089561257 is a prime.

Together with 5601093755563, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5601093755563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2800546877780 + 2800546877781.

It is an arithmetic number, because the mean of its divisors is an integer number (2800546877781).

Almost surely, 2^{5601093755561} is an apocalyptic number.

It is an amenable number.

5601093755561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5601093755561 is an equidigital number, since it uses as much as digits as its factorization.

5601093755561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4252500, while the sum is 53.

The spelling of 5601093755561 in words is "five trillion, six hundred one billion, ninety-three million, seven hundred fifty-five thousand, five hundred sixty-one".