42134433412 has 12 divisors (see below), whose sum is σ = 73791683280. Its totient is φ = 21051095336.

The previous prime is 42134433409. The next prime is 42134433431. The reversal of 42134433412 is 21433443124.

42134433412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4024462 + ... + 4034917.

It is an arithmetic number, because the mean of its divisors is an integer number (6149306940).

Almost surely, 2^42134433412 is an apocalyptic number.

It is an amenable number.

42134433412 is a deficient number, since it is larger than the sum of its proper divisors (31657249868).

42134433412 is a wasteful number, since it uses less digits than its factorization.

42134433412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8060690 (or 8060688 counting only the distinct ones).

The product of its digits is 27648, while the sum is 31.

Adding to 42134433412 its reverse (21433443124), we get a palindrome (63567876536).

The spelling of 42134433412 in words is "forty-two billion, one hundred thirty-four million, four hundred thirty-three thousand, four hundred twelve".