162166067770201 has 16 divisors (see below), whose sum is σ = 178709888185920. Its totient is φ = 145928783508480.

The previous prime is 162166067770183. The next prime is 162166067770271. The reversal of 162166067770201 is 102077760661261.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 162166067770201 - 2¹⁷ = 162166067639129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162166067770271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156844096 + ... + 157874641.

It is an arithmetic number, because the mean of its divisors is an integer number (11169368011620).

Almost surely, 2^{162166067770201} is an apocalyptic number.

162166067770201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

162166067770201 is a deficient number, since it is larger than the sum of its proper divisors (16543820415719).

162166067770201 is a wasteful number, since it uses less digits than its factorization.

162166067770201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314719224.

The product of its (nonzero) digits is 1778112, while the sum is 52.

The spelling of 162166067770201 in words is "one hundred sixty-two trillion, one hundred sixty-six billion, sixty-seven million, seven hundred seventy thousand, two hundred one".