4557994571 has 16 divisors (see below), whose sum is σ = 5124725760. Its totient is φ = 4022330400.

The previous prime is 4557994549. The next prime is 4557994613. The reversal of 4557994571 is 1754997554.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4557994571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4557994471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 918146 + ... + 923096.

It is an arithmetic number, because the mean of its divisors is an integer number (320295360).

Almost surely, 2^4557994571 is an apocalyptic number.

4557994571 is a deficient number, since it is larger than the sum of its proper divisors (566731189).

4557994571 is a wasteful number, since it uses less digits than its factorization.

4557994571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8066.

The product of its digits is 7938000, while the sum is 56.

The square root of 4557994571 is about 67512.9215113670. The cubic root of 4557994571 is about 1658.0257376603.

The spelling of 4557994571 in words is "four billion, five hundred fifty-seven million, nine hundred ninety-four thousand, five hundred seventy-one".