1578982996416 has 84 divisors (see below), whose sum is σ = 4859803562568. Its totient is φ = 451137996288.

The previous prime is 1578982996391. The next prime is 1578982996463. The reversal of 1578982996416 is 6146992898751.

It is a tau number, because it is divible by the number of its divisors (84).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83907631 + ... + 83926446.

Almost surely, 2^{1578982996416} is an apocalyptic number.

1578982996416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1578982996416 is an abundant number, since it is smaller than the sum of its proper divisors (3280820566152).

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

1578982996416 is a wasteful number, since it uses less digits than its factorization.

1578982996416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167834106 (or 167834089 counting only the distinct ones).

The product of its digits is 470292480, while the sum is 75.

The spelling of 1578982996416 in words is "one trillion, five hundred seventy-eight billion, nine hundred eighty-two million, nine hundred ninety-six thousand, four hundred sixteen".