13454543072 has 24 divisors (see below), whose sum is σ = 26491696056. Its totient is φ = 6726493312.

The previous prime is 13454543071. The next prime is 13454543099. The reversal of 13454543072 is 27034545431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13454543071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341078 + ... + 378474.

It is an arithmetic number, because the mean of its divisors is an integer number (1103820669).

Almost surely, 2^13454543072 is an apocalyptic number.

It is an amenable number.

13454543072 is a deficient number, since it is larger than the sum of its proper divisors (13037152984).

13454543072 is a wasteful number, since it uses less digits than its factorization.

13454543072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48650 (or 48642 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 13454543072 in words is "thirteen billion, four hundred fifty-four million, five hundred forty-three thousand, seventy-two".