2821906342583 has 2 divisors, whose sum is σ = 2821906342584. Its totient is φ = 2821906342582.

The previous prime is 2821906342573. The next prime is 2821906342669. The reversal of 2821906342583 is 3852436091282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2821906342583 - 2²⁰ = 2821905294007 is a prime.

It is a super-2 number, since 2×2821906342583² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2821906342523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1410953171291 + 1410953171292.

It is an arithmetic number, because the mean of its divisors is an integer number (1410953171292).

Almost surely, 2^{2821906342583} is an apocalyptic number.

2821906342583 is a deficient number, since it is larger than the sum of its proper divisors (1).

2821906342583 is an equidigital number, since it uses as much as digits as its factorization.

2821906342583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 2821906342583 in words is "two trillion, eight hundred twenty-one billion, nine hundred six million, three hundred forty-two thousand, five hundred eighty-three".