74910936797 has 2 divisors, whose sum is σ = 74910936798. Its totient is φ = 74910936796.

The previous prime is 74910936767. The next prime is 74910936833. The reversal of 74910936797 is 79763901947.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66478371556 + 8432565241 = 257834^2 + 91829^2 .

It is an emirp because it is prime and its reverse (79763901947) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74910936797 - 2²⁴ = 74894159581 is a prime.

It is a super-2 number, since 2×74910936797² (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 (74910936767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37455468398 + 37455468399.

It is an arithmetic number, because the mean of its divisors is an integer number (37455468399).

Almost surely, 2^74910936797 is an apocalyptic number.

It is an amenable number.

74910936797 is a deficient number, since it is larger than the sum of its proper divisors (1).

74910936797 is an equidigital number, since it uses as much as digits as its factorization.

74910936797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18003384, while the sum is 62.

The spelling of 74910936797 in words is "seventy-four billion, nine hundred ten million, nine hundred thirty-six thousand, seven hundred ninety-seven".