162066371842 has 4 divisors (see below), whose sum is σ = 243099557766. Its totient is φ = 81033185920.

The previous prime is 162066371827. The next prime is 162066371867. The reversal of 162066371842 is 248173660261.

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., 160575716961 + 1490654881 = 400719^2 + 38609^2 .

It is a junction number, because it is equal to n+sod(n) for n = 162066371792 and 162066371801.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40516592959 + ... + 40516592962.

Almost surely, 2^162066371842 is an apocalyptic number.

162066371842 is a deficient number, since it is larger than the sum of its proper divisors (81033185924).

162066371842 is an equidigital number, since it uses as much as digits as its factorization.

162066371842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81033185923.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 162066371842 in words is "one hundred sixty-two billion, sixty-six million, three hundred seventy-one thousand, eight hundred forty-two".