73066666036 has 24 divisors (see below), whose sum is σ = 157374358400. Its totient is φ = 28905494112.

The previous prime is 73066666007. The next prime is 73066666039. The reversal of 73066666036 is 63066666037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73066666039) 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, 100365936 + ... + 100366663.

Almost surely, 2^73066666036 is an apocalyptic number.

It is an amenable number.

73066666036 is an abundant number, since it is smaller than the sum of its proper divisors (84307692364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73066666036 is a wasteful number, since it uses less digits than its factorization.

73066666036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200732623 (or 200732621 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 49.

Subtracting from 73066666036 its reverse (63066666037), we obtain a palindrome (9999999999).

The spelling of 73066666036 in words is "seventy-three billion, sixty-six million, six hundred sixty-six thousand, thirty-six".