13543502712672 has 96 divisors (see below), whose sum is σ = 36514115366400. Its totient is φ = 4392299202048.

The previous prime is 13543502712671. The next prime is 13543502712689. The reversal of 13543502712672 is 27621720534531.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13543502712671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100166329 + ... + 100301447.

It is an arithmetic number, because the mean of its divisors is an integer number (380355368400).

Almost surely, 2^{13543502712672} is an apocalyptic number.

13543502712672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13543502712672 is an abundant number, since it is smaller than the sum of its proper divisors (22970612653728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13543502712672 is a wasteful number, since it uses less digits than its factorization.

13543502712672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163388 (or 163380 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 13543502712672 in words is "thirteen trillion, five hundred forty-three billion, five hundred two million, seven hundred twelve thousand, six hundred seventy-two".