2028334649385 has 128 divisors (see below), whose sum is σ = 3786439219200. Its totient is φ = 916264120320.

The previous prime is 2028334649377. The next prime is 2028334649401. The reversal of 2028334649385 is 5839464338202.

It is not a de Polignac number, because 2028334649385 - 2³ = 2028334649377 is a prime.

It is a super-2 number, since 2×2028334649385² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 446079682 + ... + 446084228.

It is an arithmetic number, because the mean of its divisors is an integer number (29581556400).

Almost surely, 2^{2028334649385} is an apocalyptic number.

It is an amenable number.

2028334649385 is a deficient number, since it is larger than the sum of its proper divisors (1758104569815).

2028334649385 is a wasteful number, since it uses less digits than its factorization.

2028334649385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6151.

The product of its (nonzero) digits is 29859840, while the sum is 57.

The spelling of 2028334649385 in words is "two trillion, twenty-eight billion, three hundred thirty-four million, six hundred forty-nine thousand, three hundred eighty-five".