2028065677 has 8 divisors (see below), whose sum is σ = 2342578752. Its totient is φ = 1735243200.

The previous prime is 2028065653. The next prime is 2028065701. The reversal of 2028065677 is 7765608202.

It is an interprime number because it is at equal distance from previous prime (2028065653) and next prime (2028065701).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2028065677 is a prime.

It is a super-2 number, since 2×2028065677² = 8226100780450936658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2028075677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5422449 + ... + 5422822.

It is an arithmetic number, because the mean of its divisors is an integer number (292822344).

Almost surely, 2^2028065677 is an apocalyptic number.

It is an amenable number.

2028065677 is a deficient number, since it is larger than the sum of its proper divisors (314513075).

2028065677 is a wasteful number, since it uses less digits than its factorization.

2028065677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10845299.

The product of its (nonzero) digits is 282240, while the sum is 43.

The square root of 2028065677 is about 45034.0501953799. The cubic root of 2028065677 is about 1265.7871185404.

The spelling of 2028065677 in words is "two billion, twenty-eight million, sixty-five thousand, six hundred seventy-seven".