6543534354156 has 24 divisors (see below), whose sum is σ = 16964718696240. Its totient is φ = 2181178118016.

The previous prime is 6543534354139. The next prime is 6543534354167. The reversal of 6543534354156 is 6514534353456.

6543534354156 is a `hidden beast` number, since 6 + 5 + 4 + 3 + 5 + 3 + 43 + 541 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30294140421 + ... + 30294140636.

It is an arithmetic number, because the mean of its divisors is an integer number (706863279010).

Almost surely, 2^{6543534354156} is an apocalyptic number.

It is an amenable number.

6543534354156 is an abundant number, since it is smaller than the sum of its proper divisors (10421184342084).

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

6543534354156 is a wasteful number, since it uses less digits than its factorization.

6543534354156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60588281070 (or 60588281062 counting only the distinct ones).

The product of its digits is 38880000, while the sum is 54.

The spelling of 6543534354156 in words is "six trillion, five hundred forty-three billion, five hundred thirty-four million, three hundred fifty-four thousand, one hundred fifty-six".