205470545143162 has 16 divisors (see below), whose sum is σ = 331915097567592. Its totient is φ = 94832233574400.

The previous prime is 205470545143147. The next prime is 205470545143187. The reversal of 205470545143162 is 261341545074502.

It can be written as a sum of positive squares in 4 ways, for example, as 83592455837881 + 121878089305281 = 9142891^2 + 11039841^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5771839 + ... + 21077362.

Almost surely, 2^{205470545143162} is an apocalyptic number.

205470545143162 is a deficient number, since it is larger than the sum of its proper divisors (126444552424430).

205470545143162 is a wasteful number, since it uses less digits than its factorization.

205470545143162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27143553.

The product of its (nonzero) digits is 4032000, while the sum is 49.

The spelling of 205470545143162 in words is "two hundred five trillion, four hundred seventy billion, five hundred forty-five million, one hundred forty-three thousand, one hundred sixty-two".