5365536355561 has 2 divisors, whose sum is σ = 5365536355562. Its totient is φ = 5365536355560.

The previous prime is 5365536355547. The next prime is 5365536355649. The reversal of 5365536355561 is 1655536355635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5247966232336 + 117570123225 = 2290844^2 + 342885^2 .

It is a cyclic number.

It is not a de Polignac number, because 5365536355561 - 2⁷ = 5365536355433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5365536355496 and 5365536355505.

It is not a weakly prime, because it can be changed into another prime (5365536355661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2682768177780 + 2682768177781.

It is an arithmetic number, because the mean of its divisors is an integer number (2682768177781).

Almost surely, 2^{5365536355561} is an apocalyptic number.

It is an amenable number.

5365536355561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5365536355561 is an equidigital number, since it uses as much as digits as its factorization.

5365536355561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 91125000, while the sum is 58.

The spelling of 5365536355561 in words is "five trillion, three hundred sixty-five billion, five hundred thirty-six million, three hundred fifty-five thousand, five hundred sixty-one".