2856452621833 has 2 divisors, whose sum is σ = 2856452621834. Its totient is φ = 2856452621832.

The previous prime is 2856452621767. The next prime is 2856452621837. The reversal of 2856452621833 is 3381262546582.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2726619957504 + 129832664329 = 1651248^2 + 360323^2 .

It is a cyclic number.

It is not a de Polignac number, because 2856452621833 - 2¹⁷ = 2856452490761 is a prime.

It is not a weakly prime, because it can be changed into another prime (2856452621837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1428226310916 + 1428226310917.

It is an arithmetic number, because the mean of its divisors is an integer number (1428226310917).

Almost surely, 2^{2856452621833} is an apocalyptic number.

It is an amenable number.

2856452621833 is a deficient number, since it is larger than the sum of its proper divisors (1).

2856452621833 is an equidigital number, since it uses as much as digits as its factorization.

2856452621833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16588800, while the sum is 55.

The spelling of 2856452621833 in words is "two trillion, eight hundred fifty-six billion, four hundred fifty-two million, six hundred twenty-one thousand, eight hundred thirty-three".