73002065143 has 4 divisors (see below), whose sum is σ = 83430931600. Its totient is φ = 62573198688.

The previous prime is 73002065141. The next prime is 73002065173. The reversal of 73002065143 is 34156020037.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 73002065143 - 2¹ = 73002065141 is a prime.

It is a super-2 number, since 2×73002065143² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73002065141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5214433218 + ... + 5214433231.

It is an arithmetic number, because the mean of its divisors is an integer number (20857732900).

Almost surely, 2^73002065143 is an apocalyptic number.

73002065143 is a deficient number, since it is larger than the sum of its proper divisors (10428866457).

73002065143 is a wasteful number, since it uses less digits than its factorization.

73002065143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10428866456.

The product of its (nonzero) digits is 15120, while the sum is 31.

The spelling of 73002065143 in words is "seventy-three billion, two million, sixty-five thousand, one hundred forty-three".