1389973381110 has 48 divisors (see below), whose sum is σ = 3738549101040. Its totient is φ = 357878203200.

The previous prime is 1389973381109. The next prime is 1389973381127. The reversal of 1389973381110 is 111833799831.

1389973381110 is a `hidden beast` number, since 1 + 3 + 89 + 9 + 73 + 381 + 110 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 266275816 + ... + 266281035.

It is an arithmetic number, because the mean of its divisors is an integer number (77886439605).

Almost surely, 2^{1389973381110} is an apocalyptic number.

1389973381110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1389973381110 is an abundant number, since it is smaller than the sum of its proper divisors (2348575719930).

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

1389973381110 is a wasteful number, since it uses less digits than its factorization.

1389973381110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532556893 (or 532556890 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 54.

The spelling of 1389973381110 in words is "one trillion, three hundred eighty-nine billion, nine hundred seventy-three million, three hundred eighty-one thousand, one hundred ten".