1373683675728 has 160 divisors (see below), whose sum is σ = 4399491914496. Its totient is φ = 359645589504.

The previous prime is 1373683675711. The next prime is 1373683675729. The reversal of 1373683675728 is 8275763863731.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373683675729) 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, 549351 + ... + 1746182.

Almost surely, 2^{1373683675728} is an apocalyptic number.

It is an amenable number.

1373683675728 is an abundant number, since it is smaller than the sum of its proper divisors (3025808238768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1373683675728 is a wasteful number, since it uses less digits than its factorization.

1373683675728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2295701 (or 2295695 counting only the distinct ones).

The product of its digits is 213373440, while the sum is 66.

The spelling of 1373683675728 in words is "one trillion, three hundred seventy-three billion, six hundred eighty-three million, six hundred seventy-five thousand, seven hundred twenty-eight".