74213117519 has 2 divisors, whose sum is σ = 74213117520. Its totient is φ = 74213117518.

The previous prime is 74213117477. The next prime is 74213117533. The reversal of 74213117519 is 91571131247.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74213117519 - 2⁸ = 74213117263 is a prime.

It is a super-2 number, since 2×74213117519² (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 (74213117119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37106558759 + 37106558760.

It is an arithmetic number, because the mean of its divisors is an integer number (37106558760).

Almost surely, 2^74213117519 is an apocalyptic number.

74213117519 is a deficient number, since it is larger than the sum of its proper divisors (1).

74213117519 is an equidigital number, since it uses as much as digits as its factorization.

74213117519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 41.

The spelling of 74213117519 in words is "seventy-four billion, two hundred thirteen million, one hundred seventeen thousand, five hundred nineteen".