14371685649 has 6 divisors (see below), whose sum is σ = 20759101506. Its totient is φ = 9581123760.

The previous prime is 14371685639. The next prime is 14371685663. The reversal of 14371685649 is 94658617341.

14371685649 is a `hidden beast` number, since 1 + 4 + 3 + 71 + 6 + 8 + 564 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14153385024 + 218300625 = 118968^2 + 14775^2 .

It is not a de Polignac number, because 14371685649 - 2¹² = 14371681553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14371685595 and 14371685604.

It is not an unprimeable number, because it can be changed into a prime (14371685639) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 798426972 + ... + 798426989.

It is an arithmetic number, because the mean of its divisors is an integer number (3459850251).

Almost surely, 2^14371685649 is an apocalyptic number.

It is an amenable number.

14371685649 is a deficient number, since it is larger than the sum of its proper divisors (6387415857).

14371685649 is a wasteful number, since it uses less digits than its factorization.

14371685649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596853967 (or 1596853964 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The spelling of 14371685649 in words is "fourteen billion, three hundred seventy-one million, six hundred eighty-five thousand, six hundred forty-nine".