5681163571 has 16 divisors (see below), whose sum is σ = 6187299840. Its totient is φ = 5196540960.

The previous prime is 5681163563. The next prime is 5681163583. The reversal of 5681163571 is 1753611865.

It is a cyclic number.

It is not a de Polignac number, because 5681163571 - 2³ = 5681163563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5681163511) 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, 250041 + ... + 271813.

It is an arithmetic number, because the mean of its divisors is an integer number (386706240).

Almost surely, 2^5681163571 is an apocalyptic number.

5681163571 is a deficient number, since it is larger than the sum of its proper divisors (506136269).

5681163571 is a wasteful number, since it uses less digits than its factorization.

5681163571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22266.

The product of its digits is 151200, while the sum is 43.

The square root of 5681163571 is about 75373.4938224307. The cubic root of 5681163571 is about 1784.3461077623.

The spelling of 5681163571 in words is "five billion, six hundred eighty-one million, one hundred sixty-three thousand, five hundred seventy-one".