73430007330073 has 4 divisors (see below), whose sum is σ = 76622616344448. Its totient is φ = 70237398315700.

The previous prime is 73430007330061. The next prime is 73430007330089. The reversal of 73430007330073 is 37003370003437.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73430007330073 - 2⁵ = 73430007330041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73430007310073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1596304507153 + ... + 1596304507198.

It is an arithmetic number, because the mean of its divisors is an integer number (19155654086112).

Almost surely, 2^{73430007330073} is an apocalyptic number.

It is an amenable number.

73430007330073 is a deficient number, since it is larger than the sum of its proper divisors (3192609014375).

73430007330073 is a wasteful number, since it uses less digits than its factorization.

73430007330073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3192609014374.

The product of its (nonzero) digits is 333396, while the sum is 40.

The spelling of 73430007330073 in words is "seventy-three trillion, four hundred thirty billion, seven million, three hundred thirty thousand, seventy-three".