165241342642 has 8 divisors (see below), whose sum is σ = 247864259376. Its totient is φ = 82619922852.

The previous prime is 165241342633. The next prime is 165241342661. The reversal of 165241342642 is 246243142561.

165241342642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 165241342595 and 165241342604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37768 + ... + 576115.

It is an arithmetic number, because the mean of its divisors is an integer number (30983032422).

Almost surely, 2^165241342642 is an apocalyptic number.

165241342642 is a deficient number, since it is larger than the sum of its proper divisors (82622916734).

165241342642 is a wasteful number, since it uses less digits than its factorization.

165241342642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748472.

The product of its digits is 276480, while the sum is 40.

The spelling of 165241342642 in words is "one hundred sixty-five billion, two hundred forty-one million, three hundred forty-two thousand, six hundred forty-two".