74344340768 has 24 divisors (see below), whose sum is σ = 146671015680. Its totient is φ = 37094559040.

The previous prime is 74344340711. The next prime is 74344340797. The reversal of 74344340768 is 86704344347.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2409788 + ... + 2440443.

It is an arithmetic number, because the mean of its divisors is an integer number (6111292320).

Almost surely, 2^74344340768 is an apocalyptic number.

It is an amenable number.

74344340768 is a deficient number, since it is larger than the sum of its proper divisors (72326674912).

74344340768 is a wasteful number, since it uses less digits than its factorization.

74344340768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4850720 (or 4850712 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 50.

The spelling of 74344340768 in words is "seventy-four billion, three hundred forty-four million, three hundred forty thousand, seven hundred sixty-eight".