1039191389888 has 28 divisors (see below), whose sum is σ = 2106020854752. Its totient is φ = 508540465920.

The previous prime is 1039191389881. The next prime is 1039191389909. The reversal of 1039191389888 is 8889831919301.

It is not an unprimeable number, because it can be changed into a prime (1039191389881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172734923 + ... + 172740938.

Almost surely, 2^{1039191389888} is an apocalyptic number.

It is an amenable number.

1039191389888 is an abundant number, since it is smaller than the sum of its proper divisors (1066829464864).

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

1039191389888 is an equidigital number, since it uses as much as digits as its factorization.

1039191389888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345475920 (or 345475910 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 68.

The spelling of 1039191389888 in words is "one trillion, thirty-nine billion, one hundred ninety-one million, three hundred eighty-nine thousand, eight hundred eighty-eight".