74663310173 has 8 divisors (see below), whose sum is σ = 75356031960. Its totient is φ = 73970729280.

The previous prime is 74663310167. The next prime is 74663310181. The reversal of 74663310173 is 37101336647.

It can be written as a sum of positive squares in 4 ways, for example, as 13655792164 + 61007518009 = 116858^2 + 246997^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74663310173 is a prime.

It is a super-3 number, since 3×74663310173³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74663310173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74663810173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1243463 + ... + 1302123.

It is an arithmetic number, because the mean of its divisors is an integer number (9419503995).

Almost surely, 2^74663310173 is an apocalyptic number.

It is an amenable number.

74663310173 is a deficient number, since it is larger than the sum of its proper divisors (692721787).

74663310173 is a wasteful number, since it uses less digits than its factorization.

74663310173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70447.

The product of its (nonzero) digits is 190512, while the sum is 41.

The spelling of 74663310173 in words is "seventy-four billion, six hundred sixty-three million, three hundred ten thousand, one hundred seventy-three".