1389376325625 has 20 divisors (see below), whose sum is σ = 2314886211792. Its totient is φ = 741000706000.

The previous prime is 1389376325621. The next prime is 1389376325633. The reversal of 1389376325625 is 5265236739831.

It is not a de Polignac number, because 1389376325625 - 2² = 1389376325621 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1389376325621) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 370498479 + ... + 370502228.

Almost surely, 2^{1389376325625} is an apocalyptic number.

1389376325625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1389376325625 is a deficient number, since it is larger than the sum of its proper divisors (925509886167).

1389376325625 is an frugal number, since it uses more digits than its factorization.

1389376325625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741000730 (or 741000715 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 60.

The spelling of 1389376325625 in words is "one trillion, three hundred eighty-nine billion, three hundred seventy-six million, three hundred twenty-five thousand, six hundred twenty-five".