73665868118 has 8 divisors (see below), whose sum is σ = 110561626560. Its totient is φ = 36811992600.

The previous prime is 73665868117. The next prime is 73665868151. The reversal of 73665868118 is 81186856637.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73665868117) 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, 10466333 + ... + 10473368.

It is an arithmetic number, because the mean of its divisors is an integer number (13820203320).

Almost surely, 2^73665868118 is an apocalyptic number.

73665868118 is a deficient number, since it is larger than the sum of its proper divisors (36895758442).

73665868118 is a wasteful number, since it uses less digits than its factorization.

73665868118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20941462.

The product of its digits is 11612160, while the sum is 59.

The spelling of 73665868118 in words is "seventy-three billion, six hundred sixty-five million, eight hundred sixty-eight thousand, one hundred eighteen".