73005615037145 has 32 divisors (see below), whose sum is σ = 100239716548608. Its totient is φ = 50002151663808.

The previous prime is 73005615037127. The next prime is 73005615037153. The reversal of 73005615037145 is 54173051650037.

It is a cyclic number.

It is not a de Polignac number, because 73005615037145 - 2⁸ = 73005615036889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73005615037145.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 149768102 + ... + 150254768.

It is an arithmetic number, because the mean of its divisors is an integer number (3132491142144).

Almost surely, 2^{73005615037145} is an apocalyptic number.

It is an amenable number.

73005615037145 is a deficient number, since it is larger than the sum of its proper divisors (27234101511463).

73005615037145 is a wasteful number, since it uses less digits than its factorization.

73005615037145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491709.

The product of its (nonzero) digits is 1323000, while the sum is 47.

The spelling of 73005615037145 in words is "seventy-three trillion, five billion, six hundred fifteen million, thirty-seven thousand, one hundred forty-five".