73889016386 has 8 divisors (see below), whose sum is σ = 111309205644. Its totient is φ = 36785947840.

The previous prime is 73889016349. The next prime is 73889016401. The reversal of 73889016386 is 68361098837.

It can be written as a sum of positive squares in 2 ways, for example, as 73888830625 + 185761 = 271825^2 + 431^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 79279595 + ... + 79280526.

Almost surely, 2^73889016386 is an apocalyptic number.

73889016386 is a deficient number, since it is larger than the sum of its proper divisors (37420189258).

73889016386 is a wasteful number, since it uses less digits than its factorization.

73889016386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158560356.

The product of its (nonzero) digits is 10450944, while the sum is 59.

The spelling of 73889016386 in words is "seventy-three billion, eight hundred eighty-nine million, sixteen thousand, three hundred eighty-six".