42346634212 has 12 divisors (see below), whose sum is σ = 74143807276. Its totient is φ = 21162689280.

The previous prime is 42346634189. The next prime is 42346634233. The reversal of 42346634212 is 21243664324.

It can be written as a sum of positive squares in 2 ways, for example, as 16204271616 + 26142362596 = 127296^2 + 161686^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2647989 + ... + 2663932.

Almost surely, 2^42346634212 is an apocalyptic number.

It is an amenable number.

42346634212 is a deficient number, since it is larger than the sum of its proper divisors (31797173064).

42346634212 is a wasteful number, since it uses less digits than its factorization.

42346634212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5313918 (or 5313916 counting only the distinct ones).

The product of its digits is 165888, while the sum is 37.

The spelling of 42346634212 in words is "forty-two billion, three hundred forty-six million, six hundred thirty-four thousand, two hundred twelve".