1428822881205 has 8 divisors (see below), whose sum is σ = 2286116609952. Its totient is φ = 762038869968.

The previous prime is 1428822881203. The next prime is 1428822881219. The reversal of 1428822881205 is 5021882288241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1428822881205 - 2¹ = 1428822881203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1428822881203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47627429359 + ... + 47627429388.

It is an arithmetic number, because the mean of its divisors is an integer number (285764576244).

Almost surely, 2^{1428822881205} is an apocalyptic number.

1428822881205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1428822881205 is a deficient number, since it is larger than the sum of its proper divisors (857293728747).

1428822881205 is an equidigital number, since it uses as much as digits as its factorization.

1428822881205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95254858755.

The product of its (nonzero) digits is 1310720, while the sum is 51.

The spelling of 1428822881205 in words is "one trillion, four hundred twenty-eight billion, eight hundred twenty-two million, eight hundred eighty-one thousand, two hundred five".