2028920266267 has 2 divisors, whose sum is σ = 2028920266268. Its totient is φ = 2028920266266.

The previous prime is 2028920266181. The next prime is 2028920266357. The reversal of 2028920266267 is 7626620298202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2028920266267 - 2¹⁵ = 2028920233499 is a prime.

It is not a weakly prime, because it can be changed into another prime (2028920266067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1014460133133 + 1014460133134.

It is an arithmetic number, because the mean of its divisors is an integer number (1014460133134).

Almost surely, 2^{2028920266267} is an apocalyptic number.

2028920266267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2028920266267 is an equidigital number, since it uses as much as digits as its factorization.

2028920266267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 2028920266267 in words is "two trillion, twenty-eight billion, nine hundred twenty million, two hundred sixty-six thousand, two hundred sixty-seven".