163542406032434 has 16 divisors (see below), whose sum is σ = 288200603638080. Its totient is φ = 68619191342160.

The previous prime is 163542406032391. The next prime is 163542406032461. The reversal of 163542406032434 is 434230604245361.

It is a super-2 number, since 2×163542406032434² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285913296974 + ... + 285913297545.

It is an arithmetic number, because the mean of its divisors is an integer number (18012537727380).

Almost surely, 2^{163542406032434} is an apocalyptic number.

163542406032434 is a deficient number, since it is larger than the sum of its proper divisors (124658197605646).

163542406032434 is a wasteful number, since it uses less digits than its factorization.

163542406032434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571826594545.

The product of its (nonzero) digits is 4976640, while the sum is 47.

The spelling of 163542406032434 in words is "one hundred sixty-three trillion, five hundred forty-two billion, four hundred six million, thirty-two thousand, four hundred thirty-four".