2798433653 has 2 divisors, whose sum is σ = 2798433654. Its totient is φ = 2798433652.

The previous prime is 2798433637. The next prime is 2798433683. The reversal of 2798433653 is 3563348972.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2125394404 + 673039249 = 46102^2 + 25943^2 .

It is a cyclic number.

It is not a de Polignac number, because 2798433653 - 2⁴ = 2798433637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2798433613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1399216826 + 1399216827.

It is an arithmetic number, because the mean of its divisors is an integer number (1399216827).

Almost surely, 2^2798433653 is an apocalyptic number.

It is an amenable number.

2798433653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2798433653 is an equidigital number, since it uses as much as digits as its factorization.

2798433653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 50.

The square root of 2798433653 is about 52900.2235628546. The cubic root of 2798433653 is about 1409.1968755983.

The spelling of 2798433653 in words is "two billion, seven hundred ninety-eight million, four hundred thirty-three thousand, six hundred fifty-three".