162200171999999 has 4 divisors (see below), whose sum is σ = 185371625142864. Its totient is φ = 139028718857136.

The previous prime is 162200171999989. The next prime is 162200172000221. The reversal of 162200171999999 is 999999171002261.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162200171999999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162200171999989) 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, 11585726571422 + ... + 11585726571435.

It is an arithmetic number, because the mean of its divisors is an integer number (46342906285716).

Almost surely, 2^{162200171999999} is an apocalyptic number.

162200171999999 is a deficient number, since it is larger than the sum of its proper divisors (23171453142865).

162200171999999 is an equidigital number, since it uses as much as digits as its factorization.

162200171999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23171453142864.

The product of its (nonzero) digits is 89282088, while the sum is 74.

The spelling of 162200171999999 in words is "one hundred sixty-two trillion, two hundred billion, one hundred seventy-one million, nine hundred ninety-nine thousand, nine hundred ninety-nine".