13923549272 has 8 divisors (see below), whose sum is σ = 26106654900. Its totient is φ = 6961774632.

The previous prime is 13923549259. The next prime is 13923549293. The reversal of 13923549272 is 27294532931.

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

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, 870221822 + ... + 870221837.

Almost surely, 2^13923549272 is an apocalyptic number.

It is an amenable number.

13923549272 is a deficient number, since it is larger than the sum of its proper divisors (12183105628).

13923549272 is a wasteful number, since it uses less digits than its factorization.

13923549272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740443665 (or 1740443661 counting only the distinct ones).

The product of its digits is 816480, while the sum is 47.

The spelling of 13923549272 in words is "thirteen billion, nine hundred twenty-three million, five hundred forty-nine thousand, two hundred seventy-two".