543900000000056 has 16 divisors (see below), whose sum is σ = 1165500000000240. Its totient is φ = 233100000000000.

The previous prime is 543900000000001. The next prime is 543900000000089. The reversal of 543900000000056 is 650000000009345.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 543899999999950 and 543900000000031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4856249999945 + ... + 4856250000056.

It is an arithmetic number, because the mean of its divisors is an integer number (72843750000015).

Almost surely, 2^{543900000000056} is an apocalyptic number.

543900000000056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

543900000000056 is an abundant number, since it is smaller than the sum of its proper divisors (621600000000184).

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

543900000000056 is a wasteful number, since it uses less digits than its factorization.

543900000000056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9712500000014 (or 9712500000010 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The spelling of 543900000000056 in words is "five hundred forty-three trillion, nine hundred billion, fifty-six", and thus it is an aban number.