74416042529 has 2 divisors, whose sum is σ = 74416042530. Its totient is φ = 74416042528.

The previous prime is 74416042511. The next prime is 74416042549. The reversal of 74416042529 is 92524061447.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62311642129 + 12104400400 = 249623^2 + 110020^2 .

It is a cyclic number.

It is not a de Polignac number, because 74416042529 - 2³⁶ = 5696565793 is a prime.

It is a super-3 number, since 3×74416042529³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74416042529.

It is not a weakly prime, because it can be changed into another prime (74416042549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37208021264 + 37208021265.

It is an arithmetic number, because the mean of its divisors is an integer number (37208021265).

Almost surely, 2^74416042529 is an apocalyptic number.

It is an amenable number.

74416042529 is a deficient number, since it is larger than the sum of its proper divisors (1).

74416042529 is an equidigital number, since it uses as much as digits as its factorization.

74416042529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 74416042529 in words is "seventy-four billion, four hundred sixteen million, forty-two thousand, five hundred twenty-nine".