163042351432061 has 16 divisors (see below), whose sum is σ = 166271871467520. Its totient is φ = 159818565104640.

The previous prime is 163042351432057. The next prime is 163042351432063. The reversal of 163042351432061 is 160234153240361.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 163042351432061 - 2² = 163042351432057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163042351432063) 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, 295777181 + ... + 296327901.

It is an arithmetic number, because the mean of its divisors is an integer number (10391991966720).

Almost surely, 2^{163042351432061} is an apocalyptic number.

It is an amenable number.

163042351432061 is a deficient number, since it is larger than the sum of its proper divisors (3229520035459).

163042351432061 is a wasteful number, since it uses less digits than its factorization.

163042351432061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555916.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 163042351432061 in words is "one hundred sixty-three trillion, forty-two billion, three hundred fifty-one million, four hundred thirty-two thousand, sixty-one".