2845256218859 has 2 divisors, whose sum is σ = 2845256218860. Its totient is φ = 2845256218858.

The previous prime is 2845256218837. The next prime is 2845256218879. The reversal of 2845256218859 is 9588126525482.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2845256218859 - 2³⁶ = 2776536742123 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2845256218795 and 2845256218804.

It is not a weakly prime, because it can be changed into another prime (2845256218879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1422628109429 + 1422628109430.

It is an arithmetic number, because the mean of its divisors is an integer number (1422628109430).

Almost surely, 2^{2845256218859} is an apocalyptic number.

2845256218859 is a deficient number, since it is larger than the sum of its proper divisors (1).

2845256218859 is an equidigital number, since it uses as much as digits as its factorization.

2845256218859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592000, while the sum is 65.

The spelling of 2845256218859 in words is "two trillion, eight hundred forty-five billion, two hundred fifty-six million, two hundred eighteen thousand, eight hundred fifty-nine".