1373211474044 has 144 divisors (see below), whose sum is σ = 2672168239104. Its totient is φ = 616649241600.

The previous prime is 1373211474023. The next prime is 1373211474097. The reversal of 1373211474044 is 4404741123731.

It is a junction number, because it is equal to n+sod(n) for n = 1373211473992 and 1373211474010.

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 47 ways as a sum of consecutive naturals, for example, 823761299 + ... + 823762965.

Almost surely, 2^{1373211474044} is an apocalyptic number.

It is an amenable number.

1373211474044 is a deficient number, since it is larger than the sum of its proper divisors (1298956765060).

1373211474044 is a wasteful number, since it uses less digits than its factorization.

1373211474044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044 (or 2025 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 41.

Adding to 1373211474044 its reverse (4404741123731), we get a palindrome (5777952597775).

The spelling of 1373211474044 in words is "one trillion, three hundred seventy-three billion, two hundred eleven million, four hundred seventy-four thousand, forty-four".