162141646 has 4 divisors (see below), whose sum is σ = 243212472. Its totient is φ = 81070822.

The previous prime is 162141643. The next prime is 162141647. The reversal of 162141646 is 646141261.

162141646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162141643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40535410 + ... + 40535413.

It is an arithmetic number, because the mean of its divisors is an integer number (60803118).

Almost surely, 2^162141646 is an apocalyptic number.

162141646 is a deficient number, since it is larger than the sum of its proper divisors (81070826).

162141646 is an equidigital number, since it uses as much as digits as its factorization.

162141646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81070825.

The product of its digits is 6912, while the sum is 31.

The square root of 162141646 is about 12733.4852259701. The cubic root of 162141646 is about 545.2950129629.

The spelling of 162141646 in words is "one hundred sixty-two million, one hundred forty-one thousand, six hundred forty-six".