74481786735 has 16 divisors (see below), whose sum is σ = 121190705280. Its totient is φ = 39050337440.

The previous prime is 74481786727. The next prime is 74481786763. The reversal of 74481786735 is 53768718447.

It is not a de Polignac number, because 74481786735 - 2³ = 74481786727 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42079221 + ... + 42080990.

It is an arithmetic number, because the mean of its divisors is an integer number (7574419080).

Almost surely, 2^74481786735 is an apocalyptic number.

74481786735 is a deficient number, since it is larger than the sum of its proper divisors (46708918545).

74481786735 is a wasteful number, since it uses less digits than its factorization.

74481786735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84160278.

The product of its digits is 31610880, while the sum is 60.

The spelling of 74481786735 in words is "seventy-four billion, four hundred eighty-one million, seven hundred eighty-six thousand, seven hundred thirty-five".