13180439044 has 6 divisors (see below), whose sum is σ = 23065768334. Its totient is φ = 6590219520.

The previous prime is 13180439039. The next prime is 13180439053. The reversal of 13180439044 is 44093408131.

It can be written as a sum of positive squares in only one way, i.e., 7387402500 + 5793036544 = 85950^2 + 76112^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13180438994 and 13180439012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1647554877 + ... + 1647554884.

Almost surely, 2^13180439044 is an apocalyptic number.

It is an amenable number.

13180439044 is a deficient number, since it is larger than the sum of its proper divisors (9885329290).

13180439044 is a wasteful number, since it uses less digits than its factorization.

13180439044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3295109765 (or 3295109763 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 13180439044 in words is "thirteen billion, one hundred eighty million, four hundred thirty-nine thousand, forty-four".