73143003535 has 16 divisors (see below), whose sum is σ = 105589900800. Its totient is φ = 47515454496.

The previous prime is 73143003533. The next prime is 73143003541. The reversal of 73143003535 is 53530034137.

It is a cyclic number.

It is not a de Polignac number, because 73143003535 - 2¹ = 73143003533 is a prime.

It is a super-2 number, since 2×73143003535² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 73143003535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73143003533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54994075 + ... + 54995404.

It is an arithmetic number, because the mean of its divisors is an integer number (6599368800).

Almost surely, 2^73143003535 is an apocalyptic number.

73143003535 is a deficient number, since it is larger than the sum of its proper divisors (32446897265).

73143003535 is a wasteful number, since it uses less digits than its factorization.

73143003535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109989510.

The product of its (nonzero) digits is 56700, while the sum is 34.

The spelling of 73143003535 in words is "seventy-three billion, one hundred forty-three million, three thousand, five hundred thirty-five".