73331666133 has 16 divisors (see below), whose sum is σ = 106802266176. Its totient is φ = 44385923840.

The previous prime is 73331666131. The next prime is 73331666137. The reversal of 73331666133 is 33166613337.

It is a cyclic number.

It is not a de Polignac number, because 73331666133 - 2¹ = 73331666131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73331666131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1411860 + ... + 1462877.

It is an arithmetic number, because the mean of its divisors is an integer number (6675141636).

Almost surely, 2^73331666133 is an apocalyptic number.

It is an amenable number.

73331666133 is a deficient number, since it is larger than the sum of its proper divisors (33470600043).

73331666133 is a wasteful number, since it uses less digits than its factorization.

73331666133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875524.

The product of its digits is 367416, while the sum is 42.

The spelling of 73331666133 in words is "seventy-three billion, three hundred thirty-one million, six hundred sixty-six thousand, one hundred thirty-three".