4027080728129 has 2 divisors, whose sum is σ = 4027080728130. Its totient is φ = 4027080728128.

The previous prime is 4027080728107. The next prime is 4027080728207. The reversal of 4027080728129 is 9218270807204.

4027080728129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2045334743104 + 1981745985025 = 1430152^2 + 1407745^2 .

It is a cyclic number.

It is not a de Polignac number, because 4027080728129 - 2²⁴ = 4027063950913 is a prime.

It is not a weakly prime, because it can be changed into another prime (4027082728129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2013540364064 + 2013540364065.

It is an arithmetic number, because the mean of its divisors is an integer number (2013540364065).

Almost surely, 2^{4027080728129} is an apocalyptic number.

It is an amenable number.

4027080728129 is a deficient number, since it is larger than the sum of its proper divisors (1).

4027080728129 is an equidigital number, since it uses as much as digits as its factorization.

4027080728129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 903168, while the sum is 50.

The spelling of 4027080728129 in words is "four trillion, twenty-seven billion, eighty million, seven hundred twenty-eight thousand, one hundred twenty-nine".