2856528268385 has 16 divisors (see below), whose sum is σ = 3745270872000. Its totient is φ = 2074244168640.

The previous prime is 2856528268361. The next prime is 2856528268469. The reversal of 2856528268385 is 5838628256582.

It is not a de Polignac number, because 2856528268385 - 2¹⁴ = 2856528252001 is a prime.

It is a super-3 number, since 3×2856528268385³ (a number of 38 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40351010 + ... + 40421739.

It is an arithmetic number, because the mean of its divisors is an integer number (234079429500).

Almost surely, 2^{2856528268385} is an apocalyptic number.

It is an amenable number.

2856528268385 is a deficient number, since it is larger than the sum of its proper divisors (888742603615).

2856528268385 is a wasteful number, since it uses less digits than its factorization.

2856528268385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80773408.

The product of its digits is 442368000, while the sum is 68.

The spelling of 2856528268385 in words is "two trillion, eight hundred fifty-six billion, five hundred twenty-eight million, two hundred sixty-eight thousand, three hundred eighty-five".