5606161971 has 8 divisors (see below), whose sum is σ = 7547454720. Its totient is φ = 3701155272.

The previous prime is 5606161943. The next prime is 5606161991. The reversal of 5606161971 is 1791616065.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5606161971 - 2⁷ = 5606161843 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (5606161901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9071151 + ... + 9071768.

It is an arithmetic number, because the mean of its divisors is an integer number (943431840).

Almost surely, 2^5606161971 is an apocalyptic number.

5606161971 is a deficient number, since it is larger than the sum of its proper divisors (1941292749).

5606161971 is a wasteful number, since it uses less digits than its factorization.

5606161971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18143025.

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 5606161971 is about 74874.3078165000. The cubic root of 5606161971 is about 1776.4591026724.

The spelling of 5606161971 in words is "five billion, six hundred six million, one hundred sixty-one thousand, nine hundred seventy-one".