74626542012829 has 2 divisors, whose sum is σ = 74626542012830. Its totient is φ = 74626542012828.

The previous prime is 74626542012793. The next prime is 74626542012853. The reversal of 74626542012829 is 92821024562647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47073732660900 + 27552809351929 = 6861030^2 + 5249077^2 .

It is a cyclic number.

It is not a de Polignac number, because 74626542012829 - 2¹¹ = 74626542010781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74626542012229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37313271006414 + 37313271006415.

It is an arithmetic number, because the mean of its divisors is an integer number (37313271006415).

Almost surely, 2^{74626542012829} is an apocalyptic number.

It is an amenable number.

74626542012829 is a deficient number, since it is larger than the sum of its proper divisors (1).

74626542012829 is an equidigital number, since it uses as much as digits as its factorization.

74626542012829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23224320, while the sum is 58.

The spelling of 74626542012829 in words is "seventy-four trillion, six hundred twenty-six billion, five hundred forty-two million, twelve thousand, eight hundred twenty-nine".