1428999683611 has 16 divisors (see below), whose sum is σ = 1490158736640. Its totient is φ = 1368666533920.

The previous prime is 1428999683609. The next prime is 1428999683633. The reversal of 1428999683611 is 1163869998241.

It is a cyclic number.

It is not a de Polignac number, because 1428999683611 - 2¹ = 1428999683609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1428999683311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2077440 + ... + 2678386.

It is an arithmetic number, because the mean of its divisors is an integer number (93134921040).

Almost surely, 2^{1428999683611} is an apocalyptic number.

1428999683611 is a deficient number, since it is larger than the sum of its proper divisors (61159053029).

1428999683611 is a wasteful number, since it uses less digits than its factorization.

1428999683611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601634.

The product of its digits is 40310784, while the sum is 67.

The spelling of 1428999683611 in words is "one trillion, four hundred twenty-eight billion, nine hundred ninety-nine million, six hundred eighty-three thousand, six hundred eleven".