1428826230000 has 1000 divisors, whose sum is σ = 5758286133600. Its totient is φ = 339510528000.

The previous prime is 1428826229993. The next prime is 1428826230017. The reversal of 1428826230000 is 326288241.

1428826230000 is a `hidden beast` number, since 1 + 4 + 28 + 8 + 2 + 623 + 0 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1000).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 199 ways as a sum of consecutive naturals, for example, 305367661 + ... + 305372339.

Almost surely, 2^{1428826230000} is an apocalyptic number.

1428826230000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1428826230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2879143066800).

1428826230000 is an abundant number, since it is smaller than the sum of its proper divisors (4329459903600).

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

1428826230000 is a wasteful number, since it uses less digits than its factorization.

1428826230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4761 (or 4731 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The spelling of 1428826230000 in words is "one trillion, four hundred twenty-eight billion, eight hundred twenty-six million, two hundred thirty thousand".