536561643113 has 2 divisors, whose sum is σ = 536561643114. Its totient is φ = 536561643112.

The previous prime is 536561643109. The next prime is 536561643127. The reversal of 536561643113 is 311346165635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 503515129744 + 33046513369 = 709588^2 + 181787^2 .

It is a cyclic number.

It is not a de Polignac number, because 536561643113 - 2² = 536561643109 is a prime.

It is not a weakly prime, because it can be changed into another prime (536561643103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268280821556 + 268280821557.

It is an arithmetic number, because the mean of its divisors is an integer number (268280821557).

Almost surely, 2^536561643113 is an apocalyptic number.

It is an amenable number.

536561643113 is a deficient number, since it is larger than the sum of its proper divisors (1).

536561643113 is an equidigital number, since it uses as much as digits as its factorization.

536561643113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 583200, while the sum is 44.

The spelling of 536561643113 in words is "five hundred thirty-six billion, five hundred sixty-one million, six hundred forty-three thousand, one hundred thirteen".