1428844170436 has 24 divisors (see below), whose sum is σ = 2545368920640. Its totient is φ = 701619818592.

The previous prime is 1428844170401. The next prime is 1428844170443. The reversal of 1428844170436 is 6340714488241.

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, 2749296 + ... + 3227431.

It is an arithmetic number, because the mean of its divisors is an integer number (106057038360).

Almost surely, 2^{1428844170436} is an apocalyptic number.

It is an amenable number.

1428844170436 is a deficient number, since it is larger than the sum of its proper divisors (1116524750204).

1428844170436 is a wasteful number, since it uses less digits than its factorization.

1428844170436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5977803 (or 5977801 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 52.

The spelling of 1428844170436 in words is "one trillion, four hundred twenty-eight billion, eight hundred forty-four million, one hundred seventy thousand, four hundred thirty-six".