72935415593 has 4 divisors (see below), whose sum is σ = 73643526528. Its totient is φ = 72227304660.

The previous prime is 72935415587. The next prime is 72935415629. The reversal of 72935415593 is 39551453927.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39551453927 = 11527 ⋅3431201.

It is a cyclic number.

It is not a de Polignac number, because 72935415593 - 2¹⁸ = 72935153449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72935415523) 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, 354055313 + ... + 354055518.

It is an arithmetic number, because the mean of its divisors is an integer number (18410881632).

Almost surely, 2^72935415593 is an apocalyptic number.

It is an amenable number.

72935415593 is a deficient number, since it is larger than the sum of its proper divisors (708110935).

72935415593 is a wasteful number, since it uses less digits than its factorization.

72935415593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708110934.

The product of its digits is 5103000, while the sum is 53.

The spelling of 72935415593 in words is "seventy-two billion, nine hundred thirty-five million, four hundred fifteen thousand, five hundred ninety-three".