1389000126275 has 6 divisors (see below), whose sum is σ = 1722360156612. Its totient is φ = 1111200101000.

The previous prime is 1389000126271. The next prime is 1389000126281. The reversal of 1389000126275 is 5726210009831.

It is not a de Polignac number, because 1389000126275 - 2² = 1389000126271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1389000126271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27780002501 + ... + 27780002550.

It is an arithmetic number, because the mean of its divisors is an integer number (287060026102).

Almost surely, 2^{1389000126275} is an apocalyptic number.

1389000126275 is a deficient number, since it is larger than the sum of its proper divisors (333360030337).

1389000126275 is an equidigital number, since it uses as much as digits as its factorization.

1389000126275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55560005061 (or 55560005056 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 1389000126275 in words is "one trillion, three hundred eighty-nine billion, one hundred twenty-six thousand, two hundred seventy-five".