42016430933 has 2 divisors, whose sum is σ = 42016430934. Its totient is φ = 42016430932.

The previous prime is 42016430927. The next prime is 42016430947. The reversal of 42016430933 is 33903461024.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28580607364 + 13435823569 = 169058^2 + 115913^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42016430933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42016430893 and 42016430902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42016430983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21008215466 + 21008215467.

It is an arithmetic number, because the mean of its divisors is an integer number (21008215467).

Almost surely, 2^42016430933 is an apocalyptic number.

It is an amenable number.

42016430933 is a deficient number, since it is larger than the sum of its proper divisors (1).

42016430933 is an equidigital number, since it uses as much as digits as its factorization.

42016430933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 35.

Adding to 42016430933 its reverse (33903461024), we get a palindrome (75919891957).

The spelling of 42016430933 in words is "forty-two billion, sixteen million, four hundred thirty thousand, nine hundred thirty-three".