74626542012793 has 2 divisors, whose sum is σ = 74626542012794. Its totient is φ = 74626542012792.

The previous prime is 74626542012739. The next prime is 74626542012829. The reversal of 74626542012793 is 39721024562647.

Together with previous prime (74626542012739) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49825076281344 + 24801465731449 = 7058688^2 + 4980107^2 .

It is an emirp because it is prime and its reverse (39721024562647) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74626542012793 is a prime.

It is not a weakly prime, because it can be changed into another prime (74626542015793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37313271006396 + 37313271006397.

It is an arithmetic number, because the mean of its divisors is an integer number (37313271006397).

Almost surely, 2^{74626542012793} is an apocalyptic number.

It is an amenable number.

74626542012793 is a deficient number, since it is larger than the sum of its proper divisors (1).

74626542012793 is an equidigital number, since it uses as much as digits as its factorization.

74626542012793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30481920, while the sum is 58.

The spelling of 74626542012793 in words is "seventy-four trillion, six hundred twenty-six billion, five hundred forty-two million, twelve thousand, seven hundred ninety-three".