74305748405 has 16 divisors (see below), whose sum is σ = 103984723200. Its totient is φ = 50952512016.

The previous prime is 74305748393. The next prime is 74305748411. The reversal of 74305748405 is 50484750347.

It is not a de Polignac number, because 74305748405 - 2⁴ = 74305748389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74305748405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21661769 + ... + 21665198.

It is an arithmetic number, because the mean of its divisors is an integer number (6499045200).

Almost surely, 2^74305748405 is an apocalyptic number.

It is an amenable number.

74305748405 is a deficient number, since it is larger than the sum of its proper divisors (29678974795).

74305748405 is an equidigital number, since it uses as much as digits as its factorization.

74305748405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43326993 (or 43326979 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 47.

The spelling of 74305748405 in words is "seventy-four billion, three hundred five million, seven hundred forty-eight thousand, four hundred five".