1028652865577 has 8 divisors (see below), whose sum is σ = 1050597166080. Its totient is φ = 1006935967440.

The previous prime is 1028652865561. The next prime is 1028652865579. The reversal of 1028652865577 is 7755682568201.

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 1028652865577 - 2⁴ = 1028652865561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1028652865579) 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, 56841449 + ... + 56859542.

It is an arithmetic number, because the mean of its divisors is an integer number (131324645760).

Almost surely, 2^{1028652865577} is an apocalyptic number.

It is an amenable number.

1028652865577 is a deficient number, since it is larger than the sum of its proper divisors (21944300503).

1028652865577 is a wasteful number, since it uses less digits than its factorization.

1028652865577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113701183.

The product of its (nonzero) digits is 56448000, while the sum is 62.

The spelling of 1028652865577 in words is "one trillion, twenty-eight billion, six hundred fifty-two million, eight hundred sixty-five thousand, five hundred seventy-seven".