1428682226512 has 20 divisors (see below), whose sum is σ = 2888422763040. Its totient is φ = 683282803808.

The previous prime is 1428682226509. The next prime is 1428682226533. The reversal of 1428682226512 is 2156222868241.

It is a happy number.

It is a super-2 number, since 2×1428682226512² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1941143962 + ... + 1941144697.

It is an arithmetic number, because the mean of its divisors is an integer number (144421138152).

Almost surely, 2^{1428682226512} is an apocalyptic number.

It is an amenable number.

1428682226512 is an abundant number, since it is smaller than the sum of its proper divisors (1459740536528).

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

1428682226512 is a wasteful number, since it uses less digits than its factorization.

1428682226512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3882288690 (or 3882288684 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 49.

The spelling of 1428682226512 in words is "one trillion, four hundred twenty-eight billion, six hundred eighty-two million, two hundred twenty-six thousand, five hundred twelve".