73733706673989 has 8 divisors (see below), whose sum is σ = 98311650212640. Its totient is φ = 49155783792336.

The previous prime is 73733706673951. The next prime is 73733706673999. The reversal of 73733706673989 is 98937660733737.

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

It is not a de Polignac number, because 73733706673989 - 2⁸ = 73733706673733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73733706673999) 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, 7848847 + ... + 14459315.

It is an arithmetic number, because the mean of its divisors is an integer number (12288956276580).

Almost surely, 2^{73733706673989} is an apocalyptic number.

It is an amenable number.

73733706673989 is a deficient number, since it is larger than the sum of its proper divisors (24577943538651).

73733706673989 is a wasteful number, since it uses less digits than its factorization.

73733706673989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10328499.

The product of its (nonzero) digits is 4536852768, while the sum is 78.

The spelling of 73733706673989 in words is "seventy-three trillion, seven hundred thirty-three billion, seven hundred six million, six hundred seventy-three thousand, nine hundred eighty-nine".