162409601642 has 8 divisors (see below), whose sum is σ = 244625251332. Its totient is φ = 80867851200.

The previous prime is 162409601593. The next prime is 162409601657. The reversal of 162409601642 is 246106904261.

It can be written as a sum of positive squares in 2 ways, for example, as 155583702481 + 6825899161 = 394441^2 + 82619^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 162409601642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168474209 + ... + 168475172.

Almost surely, 2^162409601642 is an apocalyptic number.

162409601642 is a deficient number, since it is larger than the sum of its proper divisors (82215649690).

162409601642 is a wasteful number, since it uses less digits than its factorization.

162409601642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336949624.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 162409601642 in words is "one hundred sixty-two billion, four hundred nine million, six hundred one thousand, six hundred forty-two".