74814146748133 has 4 divisors (see below), whose sum is σ = 80569081113388. Its totient is φ = 69059212382880.

The previous prime is 74814146748073. The next prime is 74814146748149. The reversal of 74814146748133 is 33184764141847.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32566447716804 + 42247699031329 = 5706702^2 + 6499823^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74814146748133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74814146742133) 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 3 ways as a sum of consecutive naturals, for example, 2877467182608 + ... + 2877467182633.

It is an arithmetic number, because the mean of its divisors is an integer number (20142270278347).

Almost surely, 2^{74814146748133} is an apocalyptic number.

It is an amenable number.

74814146748133 is a deficient number, since it is larger than the sum of its proper divisors (5754934365255).

74814146748133 is a wasteful number, since it uses less digits than its factorization.

74814146748133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5754934365254.

The product of its digits is 43352064, while the sum is 61.

The spelling of 74814146748133 in words is "seventy-four trillion, eight hundred fourteen billion, one hundred forty-six million, seven hundred forty-eight thousand, one hundred thirty-three".