73675873489 has 9 divisors (see below), whose sum is σ = 74747729289. Its totient is φ = 72619184820.

The previous prime is 73675873471. The next prime is 73675873543. The reversal of 73675873489 is 98437857637.

The square root of 73675873489 is 271433.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 73675873489 - 2¹¹ = 73675871441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73675873409) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19269832 + ... + 19273654.

Almost surely, 2^73675873489 is an apocalyptic number.

73675873489 is the 271433-rd square number.

73675873489 is the 135717-th centered octagonal number.

It is an amenable number.

73675873489 is a deficient number, since it is larger than the sum of its proper divisors (1071855800).

73675873489 is an frugal number, since it uses more digits than its factorization.

73675873489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7788 (or 3894 counting only the distinct ones).

The product of its digits is 213373440, while the sum is 67.

The spelling of 73675873489 in words is "seventy-three billion, six hundred seventy-five million, eight hundred seventy-three thousand, four hundred eighty-nine".