2028920266277 has 8 divisors (see below), whose sum is σ = 2076217608960. Its totient is φ = 1981628066880.

The previous prime is 2028920266267. The next prime is 2028920266357. The reversal of 2028920266277 is 7726620298202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2028920266277 - 2¹⁴ = 2028920249893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2028920266267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481877 + ... + 2071242.

It is an arithmetic number, because the mean of its divisors is an integer number (259527201120).

Almost surely, 2^{2028920266277} is an apocalyptic number.

It is an amenable number.

2028920266277 is a deficient number, since it is larger than the sum of its proper divisors (47297342683).

2028920266277 is a wasteful number, since it uses less digits than its factorization.

2028920266277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571643.

The product of its (nonzero) digits is 4064256, while the sum is 53.

The spelling of 2028920266277 in words is "two trillion, twenty-eight billion, nine hundred twenty million, two hundred sixty-six thousand, two hundred seventy-seven".