16657573706162 has 4 divisors (see below), whose sum is σ = 24986360559246. Its totient is φ = 8328786853080.

The previous prime is 16657573706113. The next prime is 16657573706167. The reversal of 16657573706162 is 26160737575661.

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 only one way, i.e., 9798721744681 + 6858851961481 = 3130291^2 + 2618941^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16657573706095 and 16657573706104.

It is not an unprimeable number, because it can be changed into a prime (16657573706167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4164393426539 + ... + 4164393426542.

Almost surely, 2^{16657573706162} is an apocalyptic number.

16657573706162 is a deficient number, since it is larger than the sum of its proper divisors (8328786853084).

16657573706162 is an equidigital number, since it uses as much as digits as its factorization.

16657573706162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8328786853083.

The product of its (nonzero) digits is 66679200, while the sum is 62.

The spelling of 16657573706162 in words is "sixteen trillion, six hundred fifty-seven billion, five hundred seventy-three million, seven hundred six thousand, one hundred sixty-two".