2826798428191 has 2 divisors, whose sum is σ = 2826798428192. Its totient is φ = 2826798428190.

The previous prime is 2826798428117. The next prime is 2826798428221. The reversal of 2826798428191 is 1918248976282.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2826798428191 - 2²³ = 2826790039583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2826798422191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1413399214095 + 1413399214096.

It is an arithmetic number, because the mean of its divisors is an integer number (1413399214096).

Almost surely, 2^{2826798428191} is an apocalyptic number.

2826798428191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2826798428191 is an equidigital number, since it uses as much as digits as its factorization.

2826798428191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55738368, while the sum is 67.

The spelling of 2826798428191 in words is "two trillion, eight hundred twenty-six billion, seven hundred ninety-eight million, four hundred twenty-eight thousand, one hundred ninety-one".