3812773795249 has 2 divisors, whose sum is σ = 3812773795250. Its totient is φ = 3812773795248.

The previous prime is 3812773795231. The next prime is 3812773795277. The reversal of 3812773795249 is 9425973772183.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3041424385024 + 771349410225 = 1743968^2 + 878265^2 .

It is a cyclic number.

It is not a de Polignac number, because 3812773795249 - 2⁵ = 3812773795217 is a prime.

It is not a weakly prime, because it can be changed into another prime (3812773795549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1906386897624 + 1906386897625.

It is an arithmetic number, because the mean of its divisors is an integer number (1906386897625).

Almost surely, 2^{3812773795249} is an apocalyptic number.

It is an amenable number.

3812773795249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3812773795249 is an equidigital number, since it uses as much as digits as its factorization.

3812773795249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 160030080, while the sum is 67.

The spelling of 3812773795249 in words is "three trillion, eight hundred twelve billion, seven hundred seventy-three million, seven hundred ninety-five thousand, two hundred forty-nine".