162657706856706 has 12 divisors (see below), whose sum is σ = 352425031522902. Its totient is φ = 54219235618896.

The previous prime is 162657706856651. The next prime is 162657706856731. The reversal of 162657706856706 is 607658607756261.

It is a happy number.

162657706856706 is a `hidden beast` number, since 1 + 6 + 2 + 6 + 57 + 7 + 0 + 6 + 8 + 567 + 0 + 6 = 666.

162657706856706 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 153435910955625 + 9221795901081 = 12386925^2 + 3036741^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4518269634891 + ... + 4518269634926.

Almost surely, 2^{162657706856706} is an apocalyptic number.

162657706856706 is an abundant number, since it is smaller than the sum of its proper divisors (189767324666196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162657706856706 is a wasteful number, since it uses less digits than its factorization.

162657706856706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9036539269825 (or 9036539269822 counting only the distinct ones).

The product of its (nonzero) digits is 1066867200, while the sum is 72.

The spelling of 162657706856706 in words is "one hundred sixty-two trillion, six hundred fifty-seven billion, seven hundred six million, eight hundred fifty-six thousand, seven hundred six".