73378144205 has 8 divisors (see below), whose sum is σ = 88073268192. Its totient is φ = 58689518608.

The previous prime is 73378144193. The next prime is 73378144249. The reversal of 73378144205 is 50244187337.

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 73378144205 - 2²⁰ = 73377095629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1599719 + ... + 1644948.

It is an arithmetic number, because the mean of its divisors is an integer number (11009158524).

Almost surely, 2^73378144205 is an apocalyptic number.

It is an amenable number.

73378144205 is a deficient number, since it is larger than the sum of its proper divisors (14695123987).

73378144205 is a wasteful number, since it uses less digits than its factorization.

73378144205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249195.

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 73378144205 in words is "seventy-three billion, three hundred seventy-eight million, one hundred forty-four thousand, two hundred five".