73059916399 has 4 divisors (see below), whose sum is σ = 73742719464. Its totient is φ = 72377113336.

The previous prime is 73059916373. The next prime is 73059916411. The reversal of 73059916399 is 99361995037.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99361995037 = 1129 ⋅88008853.

It is a cyclic number.

It is not a de Polignac number, because 73059916399 - 2¹¹ = 73059914351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73059916199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341401372 + ... + 341401585.

It is an arithmetic number, because the mean of its divisors is an integer number (18435679866).

Almost surely, 2^73059916399 is an apocalyptic number.

73059916399 is a deficient number, since it is larger than the sum of its proper divisors (682803065).

73059916399 is a wasteful number, since it uses less digits than its factorization.

73059916399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682803064.

The product of its (nonzero) digits is 12400290, while the sum is 61.

The spelling of 73059916399 in words is "seventy-three billion, fifty-nine million, nine hundred sixteen thousand, three hundred ninety-nine".