13544254671 has 64 divisors (see below), whose sum is σ = 20851200000. Its totient is φ = 7785123840.

The previous prime is 13544254663. The next prime is 13544254673. The reversal of 13544254671 is 17645244531.

It is not a de Polignac number, because 13544254671 - 2³ = 13544254663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13544254673) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10843455 + ... + 10844703.

It is an arithmetic number, because the mean of its divisors is an integer number (325800000).

Almost surely, 2^13544254671 is an apocalyptic number.

13544254671 is a deficient number, since it is larger than the sum of its proper divisors (7306945329).

13544254671 is a wasteful number, since it uses less digits than its factorization.

13544254671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357 (or 1319 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The spelling of 13544254671 in words is "thirteen billion, five hundred forty-four million, two hundred fifty-four thousand, six hundred seventy-one".