21444055413034 has 8 divisors (see below), whose sum is σ = 32174475012900. Its totient is φ = 10719230408736.

The previous prime is 21444055412993. The next prime is 21444055413041. The reversal of 21444055413034 is 43031455044412.

It can be written as a sum of positive squares in 2 ways, for example, as 20640638980809 + 803416432225 = 4543197^2 + 896335^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1398639309 + ... + 1398654640.

Almost surely, 2^{21444055413034} is an apocalyptic number.

21444055413034 is a deficient number, since it is larger than the sum of its proper divisors (10730419599866).

21444055413034 is a wasteful number, since it uses less digits than its factorization.

21444055413034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2797297784.

The product of its (nonzero) digits is 460800, while the sum is 40.

The spelling of 21444055413034 in words is "twenty-one trillion, four hundred forty-four billion, fifty-five million, four hundred thirteen thousand, thirty-four".