13444400052032 has 28 divisors (see below), whose sum is σ = 26686813787556. Its totient is φ = 6720163507200.

The previous prime is 13444400052023. The next prime is 13444400052067. The reversal of 13444400052032 is 23025000444431.

It can be written as a sum of positive squares in 2 ways, for example, as 1938844595776 + 11505555456256 = 1392424^2 + 3391984^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 13444400052032.

It is a congruent number.

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, 31607693 + ... + 32030220.

Almost surely, 2^{13444400052032} is an apocalyptic number.

It is an amenable number.

13444400052032 is a deficient number, since it is larger than the sum of its proper divisors (13242413735524).

13444400052032 is an equidigital number, since it uses as much as digits as its factorization.

13444400052032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63641226 (or 63641216 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 13444400052032 its reverse (23025000444431), we get a palindrome (36469400496463).

The spelling of 13444400052032 in words is "thirteen trillion, four hundred forty-four billion, four hundred million, fifty-two thousand, thirty-two".