160756473561 has 4 divisors (see below), whose sum is σ = 214341964752. Its totient is φ = 107170982372.

The previous prime is 160756473523. The next prime is 160756473571. The reversal of 160756473561 is 165374657061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 160756473561 - 2³⁰ = 159682731737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (160756473571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26792745591 + ... + 26792745596.

It is an arithmetic number, because the mean of its divisors is an integer number (53585491188).

Almost surely, 2^160756473561 is an apocalyptic number.

It is an amenable number.

160756473561 is a deficient number, since it is larger than the sum of its proper divisors (53585491191).

160756473561 is an equidigital number, since it uses as much as digits as its factorization.

160756473561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53585491190.

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 160756473561 in words is "one hundred sixty billion, seven hundred fifty-six million, four hundred seventy-three thousand, five hundred sixty-one".