163434045440042 has 32 divisors (see below), whose sum is σ = 279539820442512. Its totient is φ = 70993708867584.

The previous prime is 163434045439969. The next prime is 163434045440051. The reversal of 163434045440042 is 240044540434361.

163434045440042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 106079308869361 + 57354736570681 = 10299481^2 + 7573291^2 .

It is a junction number, because it is equal to n+sod(n) for n = 163434045439975 and 163434045440002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159490178 + ... + 160511634.

Almost surely, 2^{163434045440042} is an apocalyptic number.

163434045440042 is a deficient number, since it is larger than the sum of its proper divisors (116105775002470).

163434045440042 is a wasteful number, since it uses less digits than its factorization.

163434045440042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383482.

The product of its (nonzero) digits is 2211840, while the sum is 44.

The spelling of 163434045440042 in words is "one hundred sixty-three trillion, four hundred thirty-four billion, forty-five million, four hundred forty thousand, forty-two".