4053043666056 has 128 divisors (see below), whose sum is σ = 12646614988800. Its totient is φ = 1051592647680.

The previous prime is 4053043666033. The next prime is 4053043666121. The reversal of 4053043666056 is 6506663403504.

It is a junction number, because it is equal to n+sod(n) for n = 4053043665996 and 4053043666014.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 505056 + ... + 2891568.

It is an arithmetic number, because the mean of its divisors is an integer number (98801679600).

Almost surely, 2^{4053043666056} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4053043666056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6323307494400).

4053043666056 is an abundant number, since it is smaller than the sum of its proper divisors (8593571322744).

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

4053043666056 is a wasteful number, since it uses less digits than its factorization.

4053043666056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2387459 (or 2387455 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 48.

The spelling of 4053043666056 in words is "four trillion, fifty-three billion, forty-three million, six hundred sixty-six thousand, fifty-six".