73125620113 has 12 divisors (see below), whose sum is σ = 90495274368. Its totient is φ = 57857632560.

The previous prime is 73125620063. The next prime is 73125620137. The reversal of 73125620113 is 31102652137.

It is a happy number.

It is not a de Polignac number, because 73125620113 - 2³³ = 64535685521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73125620213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30905673 + ... + 30908038.

It is an arithmetic number, because the mean of its divisors is an integer number (7541272864).

Almost surely, 2^73125620113 is an apocalyptic number.

It is an amenable number.

73125620113 is a deficient number, since it is larger than the sum of its proper divisors (17369654255).

73125620113 is a wasteful number, since it uses less digits than its factorization.

73125620113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61813744 (or 61813731 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The spelling of 73125620113 in words is "seventy-three billion, one hundred twenty-five million, six hundred twenty thousand, one hundred thirteen".