160155566525 has 12 divisors (see below), whose sum is σ = 203960279412. Its totient is φ = 124661629440.

The previous prime is 160155566521. The next prime is 160155566533. The reversal of 160155566525 is 525665551061.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 23650441369 + 136505125156 = 153787^2 + 369466^2 .

It is not a de Polignac number, because 160155566525 - 2² = 160155566521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 160155566525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160155566521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86569652 + ... + 86571501.

It is an arithmetic number, because the mean of its divisors is an integer number (16996689951).

Almost surely, 2^160155566525 is an apocalyptic number.

It is an amenable number.

160155566525 is a deficient number, since it is larger than the sum of its proper divisors (43804712887).

160155566525 is a wasteful number, since it uses less digits than its factorization.

160155566525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173141200 (or 173141195 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 47.

The spelling of 160155566525 in words is "one hundred sixty billion, one hundred fifty-five million, five hundred sixty-six thousand, five hundred twenty-five".