2135536204444 has 24 divisors (see below), whose sum is σ = 3957481674720. Its totient is φ = 1004841716736.

The previous prime is 2135536204433. The next prime is 2135536204453. The reversal of 2135536204444 is 4444026355312.

It is a self number, because there is not a number n which added to its sum of digits gives 2135536204444.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1227949 + ... + 2403940.

It is an arithmetic number, because the mean of its divisors is an integer number (164895069780).

Almost surely, 2^{2135536204444} is an apocalyptic number.

It is an amenable number.

2135536204444 is a deficient number, since it is larger than the sum of its proper divisors (1821945470276).

2135536204444 is a wasteful number, since it uses less digits than its factorization.

2135536204444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3640557 (or 3640555 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 43.

The spelling of 2135536204444 in words is "two trillion, one hundred thirty-five billion, five hundred thirty-six million, two hundred four thousand, four hundred forty-four".