73133033137 has 8 divisors (see below), whose sum is σ = 74547387072. Its totient is φ = 71732214000.

The previous prime is 73133033117. The next prime is 73133033147.

73133033137 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 73133033137 - 2²³ = 73124644529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73133033117) 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, 3372789 + ... + 3394402.

It is an arithmetic number, because the mean of its divisors is an integer number (9318423384).

Almost surely, 2^73133033137 is an apocalyptic number.

It is an amenable number.

73133033137 is a deficient number, since it is larger than the sum of its proper divisors (1414353935).

73133033137 is a wasteful number, since it uses less digits than its factorization.

73133033137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6767399.

The product of its (nonzero) digits is 35721, while the sum is 34.

It can be divided in two parts, 731330 and 33137, that added together give a palindrome (764467).

The spelling of 73133033137 in words is "seventy-three billion, one hundred thirty-three million, thirty-three thousand, one hundred thirty-seven".