28834261293329 has 2 divisors, whose sum is σ = 28834261293330. Its totient is φ = 28834261293328.

The previous prime is 28834261293317. The next prime is 28834261293361. The reversal of 28834261293329 is 92339216243882.

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., 21880877290000 + 6953384003329 = 4677700^2 + 2636927^2 .

It is a cyclic number.

It is not a de Polignac number, because 28834261293329 - 2²⁰ = 28834260244753 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (28834261203329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14417130646664 + 14417130646665.

It is an arithmetic number, because the mean of its divisors is an integer number (14417130646665).

Almost surely, 2^{28834261293329} is an apocalyptic number.

It is an amenable number.

28834261293329 is a deficient number, since it is larger than the sum of its proper divisors (1).

28834261293329 is an equidigital number, since it uses as much as digits as its factorization.

28834261293329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53747712, while the sum is 62.

The spelling of 28834261293329 in words is "twenty-eight trillion, eight hundred thirty-four billion, two hundred sixty-one million, two hundred ninety-three thousand, three hundred twenty-nine".