20444340035055 has 32 divisors (see below), whose sum is σ = 33278747396544. Its totient is φ = 10715458692096.

The previous prime is 20444340035033. The next prime is 20444340035057. The reversal of 20444340035055 is 55053004344402.

It is not a de Polignac number, because 20444340035055 - 2⁸ = 20444340034799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20444340035057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33398184 + ... + 34004813.

It is an arithmetic number, because the mean of its divisors is an integer number (1039960856142).

Almost surely, 2^{20444340035055} is an apocalyptic number.

20444340035055 is a deficient number, since it is larger than the sum of its proper divisors (12834407361489).

20444340035055 is a wasteful number, since it uses less digits than its factorization.

20444340035055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67403355.

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 20444340035055 its reverse (55053004344402), we get a palindrome (75497344379457).

The spelling of 20444340035055 in words is "twenty trillion, four hundred forty-four billion, three hundred forty million, thirty-five thousand, fifty-five".