74504640317351 has 2 divisors, whose sum is σ = 74504640317352. Its totient is φ = 74504640317350.

The previous prime is 74504640317321. The next prime is 74504640317363. The reversal of 74504640317351 is 15371304640547.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74504640317351 - 2²⁶ = 74504573208487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74504640317351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74504640317311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37252320158675 + 37252320158676.

It is an arithmetic number, because the mean of its divisors is an integer number (37252320158676).

Almost surely, 2^{74504640317351} is an apocalyptic number.

74504640317351 is a deficient number, since it is larger than the sum of its proper divisors (1).

74504640317351 is an equidigital number, since it uses as much as digits as its factorization.

74504640317351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4233600, while the sum is 50.

Adding to 74504640317351 its reverse (15371304640547), we get a palindrome (89875944957898).

The spelling of 74504640317351 in words is "seventy-four trillion, five hundred four billion, six hundred forty million, three hundred seventeen thousand, three hundred fifty-one".