73813378111 has 8 divisors (see below), whose sum is σ = 81428446800. Its totient is φ = 66349103040.

The previous prime is 73813378109. The next prime is 73813378159. The reversal of 73813378111 is 11187331837.

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

It is not a de Polignac number, because 73813378111 - 2¹ = 73813378109 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 (73813378181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37697376 + ... + 37699333.

It is an arithmetic number, because the mean of its divisors is an integer number (10178555850).

Almost surely, 2^73813378111 is an apocalyptic number.

73813378111 is a deficient number, since it is larger than the sum of its proper divisors (7615068689).

73813378111 is a wasteful number, since it uses less digits than its factorization.

73813378111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75396809.

The product of its digits is 84672, while the sum is 43.

The spelling of 73813378111 in words is "seventy-three billion, eight hundred thirteen million, three hundred seventy-eight thousand, one hundred eleven".