11593678319 has 4 divisors (see below), whose sum is σ = 11993460360. Its totient is φ = 11193896280.

The previous prime is 11593678307. The next prime is 11593678321. The reversal of 11593678319 is 91387639511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11593678319 - 2¹² = 11593674223 is a prime.

It is a super-2 number, since 2×11593678319² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11593678919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199890977 + ... + 199891034.

It is an arithmetic number, because the mean of its divisors is an integer number (2998365090).

Almost surely, 2^11593678319 is an apocalyptic number.

11593678319 is a deficient number, since it is larger than the sum of its proper divisors (399782041).

11593678319 is an equidigital number, since it uses as much as digits as its factorization.

11593678319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399782040.

The product of its digits is 1224720, while the sum is 53.

The spelling of 11593678319 in words is "eleven billion, five hundred ninety-three million, six hundred seventy-eight thousand, three hundred nineteen".