1428874445716 has 12 divisors (see below), whose sum is σ = 2500670388832. Its totient is φ = 714397191768.

The previous prime is 1428874445693. The next prime is 1428874445809. The reversal of 1428874445716 is 6175444788241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9927390 + ... + 10070293.

Almost surely, 2^{1428874445716} is an apocalyptic number.

It is an amenable number.

1428874445716 is a deficient number, since it is larger than the sum of its proper divisors (1071795943116).

1428874445716 is a wasteful number, since it uses less digits than its factorization.

1428874445716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20015550 (or 20015548 counting only the distinct ones).

The product of its digits is 48168960, while the sum is 61.

The spelling of 1428874445716 in words is "one trillion, four hundred twenty-eight billion, eight hundred seventy-four million, four hundred forty-five thousand, seven hundred sixteen".