1392001830728 has 32 divisors (see below), whose sum is σ = 2634526762560. Its totient is φ = 689462007360.

The previous prime is 1392001830719. The next prime is 1392001830749. The reversal of 1392001830728 is 8270381002931.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33065933 + ... + 33108003.

It is an arithmetic number, because the mean of its divisors is an integer number (82328961330).

Almost surely, 2^{1392001830728} is an apocalyptic number.

It is an amenable number.

1392001830728 is a deficient number, since it is larger than the sum of its proper divisors (1242524931832).

1392001830728 is a wasteful number, since it uses less digits than its factorization.

1392001830728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80837 (or 80833 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 1392001830728 in words is "one trillion, three hundred ninety-two billion, one million, eight hundred thirty thousand, seven hundred twenty-eight".