1339889471012 has 24 divisors (see below), whose sum is σ = 2370331983096. Its totient is φ = 662691077888.

The previous prime is 1339889470967. The next prime is 1339889471021. The reversal of 1339889471012 is 2101749889331.

It can be written as a sum of positive squares in 4 ways, for example, as 888162995776 + 451726475236 = 942424^2 + 672106^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4778033 + ... + 5050680.

It is an arithmetic number, because the mean of its divisors is an integer number (98763832629).

Almost surely, 2^{1339889471012} is an apocalyptic number.

It is an amenable number.

1339889471012 is a deficient number, since it is larger than the sum of its proper divisors (1030442512084).

1339889471012 is a wasteful number, since it uses less digits than its factorization.

1339889471012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9829087 (or 9829085 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 56.

The spelling of 1339889471012 in words is "one trillion, three hundred thirty-nine billion, eight hundred eighty-nine million, four hundred seventy-one thousand, twelve".