84788274833 has 2 divisors, whose sum is σ = 84788274834. Its totient is φ = 84788274832.

The previous prime is 84788274793. The next prime is 84788274847. The reversal of 84788274833 is 33847288748.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54462490384 + 30325784449 = 233372^2 + 174143^2 .

It is a cyclic number.

It is not a de Polignac number, because 84788274833 - 2¹⁰ = 84788273809 is a prime.

It is not a weakly prime, because it can be changed into another prime (84788279833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42394137416 + 42394137417.

It is an arithmetic number, because the mean of its divisors is an integer number (42394137417).

Almost surely, 2^84788274833 is an apocalyptic number.

It is an amenable number.

84788274833 is a deficient number, since it is larger than the sum of its proper divisors (1).

84788274833 is an equidigital number, since it uses as much as digits as its factorization.

84788274833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57802752, while the sum is 62.

The spelling of 84788274833 in words is "eighty-four billion, seven hundred eighty-eight million, two hundred seventy-four thousand, eight hundred thirty-three".