73155612233 has 8 divisors (see below), whose sum is σ = 81963045120. Its totient is φ = 64707666480.

The previous prime is 73155612223. The next prime is 73155612241. The reversal of 73155612233 is 33221655137.

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

It is a cyclic number.

It is not a de Polignac number, because 73155612233 - 2¹⁰ = 73155611209 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73155612223) 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 7 ways as a sum of consecutive naturals, for example, 89871353 + ... + 89872166.

It is an arithmetic number, because the mean of its divisors is an integer number (10245380640).

Almost surely, 2^73155612233 is an apocalyptic number.

It is an amenable number.

73155612233 is a deficient number, since it is larger than the sum of its proper divisors (8807432887).

73155612233 is a wasteful number, since it uses less digits than its factorization.

73155612233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179743567.

The product of its digits is 113400, while the sum is 38.

The spelling of 73155612233 in words is "seventy-three billion, one hundred fifty-five million, six hundred twelve thousand, two hundred thirty-three".