42016430034 has 12 divisors (see below), whose sum is σ = 91035598446. Its totient is φ = 14005476672.

The previous prime is 42016430011. The next prime is 42016430077. The reversal of 42016430034 is 43003461024.

It can be written as a sum of positive squares in only one way, i.e., 38731420809 + 3285009225 = 196803^2 + 57315^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1167123039 + ... + 1167123074.

Almost surely, 2^42016430034 is an apocalyptic number.

42016430034 is an abundant number, since it is smaller than the sum of its proper divisors (49019168412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42016430034 is a wasteful number, since it uses less digits than its factorization.

42016430034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334246121 (or 2334246118 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 42016430034 its reverse (43003461024), we get a palindrome (85019891058).

The spelling of 42016430034 in words is "forty-two billion, sixteen million, four hundred thirty thousand, thirty-four".