134421340444 has 12 divisors (see below), whose sum is σ = 243348978600. Its totient is φ = 64893060848.

The previous prime is 134421340387. The next prime is 134421340457. The reversal of 134421340444 is 444043124431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 579402214 + ... + 579402445.

It is an arithmetic number, because the mean of its divisors is an integer number (20279081550).

Almost surely, 2^134421340444 is an apocalyptic number.

It is an amenable number.

134421340444 is a deficient number, since it is larger than the sum of its proper divisors (108927638156).

134421340444 is a wasteful number, since it uses less digits than its factorization.

134421340444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158804692 (or 1158804690 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 134421340444 its reverse (444043124431), we get a palindrome (578464464875).

The spelling of 134421340444 in words is "one hundred thirty-four billion, four hundred twenty-one million, three hundred forty thousand, four hundred forty-four".