73498836789 has 96 divisors (see below), whose sum is σ = 134531072000. Its totient is φ = 38504380320.

The previous prime is 73498836781. The next prime is 73498836791. The reversal of 73498836789 is 98763889437.

73498836789 is a `hidden beast` number, since 73 + 49 + 88 + 367 + 89 = 666.

It is not a de Polignac number, because 73498836789 - 2³ = 73498836781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73498836781) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1798032 + ... + 1838454.

Almost surely, 2^73498836789 is an apocalyptic number.

It is an amenable number.

73498836789 is a deficient number, since it is larger than the sum of its proper divisors (61032235211).

73498836789 is a wasteful number, since it uses less digits than its factorization.

73498836789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40500 (or 40483 counting only the distinct ones).

The product of its digits is 438939648, while the sum is 72.

The spelling of 73498836789 in words is "seventy-three billion, four hundred ninety-eight million, eight hundred thirty-six thousand, seven hundred eighty-nine".