74756588561741 has 2 divisors, whose sum is σ = 74756588561742. Its totient is φ = 74756588561740.

The previous prime is 74756588561729. The next prime is 74756588561773. The reversal of 74756588561741 is 14716588565747.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37957551340900 + 36799037220841 = 6160970^2 + 6066221^2 .

It is an emirp because it is prime and its reverse (14716588565747) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74756588561741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74756588561441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37378294280870 + 37378294280871.

It is an arithmetic number, because the mean of its divisors is an integer number (37378294280871).

Almost surely, 2^{74756588561741} is an apocalyptic number.

It is an amenable number.

74756588561741 is a deficient number, since it is larger than the sum of its proper divisors (1).

74756588561741 is an equidigital number, since it uses as much as digits as its factorization.

74756588561741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1580544000, while the sum is 74.

The spelling of 74756588561741 in words is "seventy-four trillion, seven hundred fifty-six billion, five hundred eighty-eight million, five hundred sixty-one thousand, seven hundred forty-one".