74865049736 has 16 divisors (see below), whose sum is σ = 140550343440. Its totient is φ = 37384958160.

The previous prime is 74865049723. The next prime is 74865049739. The reversal of 74865049736 is 63794056847.

It is not an unprimeable number, because it can be changed into a prime (74865049739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5939150 + ... + 5951741.

It is an arithmetic number, because the mean of its divisors is an integer number (8784396465).

Almost surely, 2^74865049736 is an apocalyptic number.

It is an amenable number.

74865049736 is a deficient number, since it is larger than the sum of its proper divisors (65685293704).

74865049736 is a wasteful number, since it uses less digits than its factorization.

74865049736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11891684 (or 11891680 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 59.

The spelling of 74865049736 in words is "seventy-four billion, eight hundred sixty-five million, forty-nine thousand, seven hundred thirty-six".