85497641741 has 2 divisors, whose sum is σ = 85497641742. Its totient is φ = 85497641740.

The previous prime is 85497641711. The next prime is 85497641771. The reversal of 85497641741 is 14714679458.

It is a balanced prime because it is at equal distance from previous prime (85497641711) and next prime (85497641771).

It can be written as a sum of positive squares in only one way, i.e., 47295375625 + 38202266116 = 217475^2 + 195454^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85497641741 is a prime.

It is a super-2 number, since 2×85497641741² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85497641711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42748820870 + 42748820871.

It is an arithmetic number, because the mean of its divisors is an integer number (42748820871).

Almost surely, 2^85497641741 is an apocalyptic number.

It is an amenable number.

85497641741 is a deficient number, since it is larger than the sum of its proper divisors (1).

85497641741 is an equidigital number, since it uses as much as digits as its factorization.

85497641741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6773760, while the sum is 56.

The spelling of 85497641741 in words is "eighty-five billion, four hundred ninety-seven million, six hundred forty-one thousand, seven hundred forty-one".