160856910545 has 4 divisors (see below), whose sum is σ = 193028292660. Its totient is φ = 128685528432.

The previous prime is 160856910541. The next prime is 160856910589. The reversal of 160856910545 is 545019658061.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27415742929 + 133441167616 = 165577^2 + 365296^2 .

It is a cyclic number.

It is not a de Polignac number, because 160856910545 - 2² = 160856910541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 160856910493 and 160856910502.

It is not an unprimeable number, because it can be changed into a prime (160856910541) 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, 16085691050 + ... + 16085691059.

It is an arithmetic number, because the mean of its divisors is an integer number (48257073165).

Almost surely, 2^160856910545 is an apocalyptic number.

It is an amenable number.

160856910545 is a deficient number, since it is larger than the sum of its proper divisors (32171382115).

160856910545 is an equidigital number, since it uses as much as digits as its factorization.

160856910545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32171382114.

The product of its (nonzero) digits is 1296000, while the sum is 50.

The spelling of 160856910545 in words is "one hundred sixty billion, eight hundred fifty-six million, nine hundred ten thousand, five hundred forty-five".