42437789163 has 80 divisors (see below), whose sum is σ = 83687053824. Its totient is φ = 20748752640.

The previous prime is 42437789137. The next prime is 42437789239. The reversal of 42437789163 is 36198773424.

42437789163 is a `hidden beast` number, since 42 + 437 + 7 + 8 + 9 + 163 = 666.

It is not a de Polignac number, because 42437789163 - 2⁸ = 42437788907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42437789113) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 94095 + ... + 306152.

Almost surely, 2^42437789163 is an apocalyptic number.

42437789163 is a deficient number, since it is larger than the sum of its proper divisors (41249264661).

42437789163 is a wasteful number, since it uses less digits than its factorization.

42437789163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400294 (or 400285 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 54.

The spelling of 42437789163 in words is "forty-two billion, four hundred thirty-seven million, seven hundred eighty-nine thousand, one hundred sixty-three".