12693599448 has 32 divisors (see below), whose sum is σ = 32409192960. Its totient is φ = 4141173920.

The previous prime is 12693599407. The next prime is 12693599453. The reversal of 12693599448 is 84499539621.

It is a super-2 number, since 2×12693599448² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12693599391 and 12693599400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5625468 + ... + 5627723.

It is an arithmetic number, because the mean of its divisors is an integer number (1012787280).

Almost surely, 2^12693599448 is an apocalyptic number.

It is an amenable number.

12693599448 is an abundant number, since it is smaller than the sum of its proper divisors (19715593512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12693599448 is a wasteful number, since it uses less digits than its factorization.

12693599448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11253247 (or 11253243 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 60.

The spelling of 12693599448 in words is "twelve billion, six hundred ninety-three million, five hundred ninety-nine thousand, four hundred forty-eight".