13723078136 has 16 divisors (see below), whose sum is σ = 26329162200. Its totient is φ = 6701968224.

The previous prime is 13723078099. The next prime is 13723078157. The reversal of 13723078136 is 63187032731.

It is a super-2 number, since 2×13723078136² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13723078093 and 13723078102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19945991 + ... + 19946678.

Almost surely, 2^13723078136 is an apocalyptic number.

It is an amenable number.

13723078136 is a deficient number, since it is larger than the sum of its proper divisors (12606084064).

13723078136 is a wasteful number, since it uses less digits than its factorization.

13723078136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39892718 (or 39892714 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 41.

The spelling of 13723078136 in words is "thirteen billion, seven hundred twenty-three million, seventy-eight thousand, one hundred thirty-six".