42003456163 has 8 divisors (see below), whose sum is σ = 44479084608. Its totient is φ = 39528365184.

The previous prime is 42003456133. The next prime is 42003456193. The reversal of 42003456163 is 36165430024.

42003456163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42003456133) and next prime (42003456193).

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

It is not a de Polignac number, because 42003456163 - 2¹³ = 42003447971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42003456133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32470 + ... + 291652.

It is an arithmetic number, because the mean of its divisors is an integer number (5559885576).

Almost surely, 2^42003456163 is an apocalyptic number.

42003456163 is a deficient number, since it is larger than the sum of its proper divisors (2475628445).

42003456163 is a wasteful number, since it uses less digits than its factorization.

42003456163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268733.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 42003456163 its reverse (36165430024), we get a palindrome (78168886187).

The spelling of 42003456163 in words is "forty-two billion, three million, four hundred fifty-six thousand, one hundred sixty-three".