13837543672 has 8 divisors (see below), whose sum is σ = 25945394400. Its totient is φ = 6918771832.

The previous prime is 13837543639. The next prime is 13837543721. The reversal of 13837543672 is 27634573831.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×13837543672² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 864846472 + ... + 864846487.

It is an arithmetic number, because the mean of its divisors is an integer number (3243174300).

Almost surely, 2^13837543672 is an apocalyptic number.

It is an amenable number.

13837543672 is a deficient number, since it is larger than the sum of its proper divisors (12107850728).

13837543672 is a wasteful number, since it uses less digits than its factorization.

13837543672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729692965 (or 1729692961 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 49.

The spelling of 13837543672 in words is "thirteen billion, eight hundred thirty-seven million, five hundred forty-three thousand, six hundred seventy-two".