41614751565521 has 2 divisors, whose sum is σ = 41614751565522. Its totient is φ = 41614751565520.

The previous prime is 41614751565511. The next prime is 41614751565571. The reversal of 41614751565521 is 12556515741614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31726588308496 + 9888163257025 = 5632636^2 + 3144545^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41614751565521 is a prime.

It is not a weakly prime, because it can be changed into another prime (41614751565511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20807375782760 + 20807375782761.

It is an arithmetic number, because the mean of its divisors is an integer number (20807375782761).

Almost surely, 2^{41614751565521} is an apocalyptic number.

It is an amenable number.

41614751565521 is a deficient number, since it is larger than the sum of its proper divisors (1).

41614751565521 is an equidigital number, since it uses as much as digits as its factorization.

41614751565521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040000, while the sum is 53.

The spelling of 41614751565521 in words is "forty-one trillion, six hundred fourteen billion, seven hundred fifty-one million, five hundred sixty-five thousand, five hundred twenty-one".