1128162854569 has 8 divisors (see below), whose sum is σ = 1206122711040. Its totient is φ = 1051491590976.

The previous prime is 1128162854519. The next prime is 1128162854579. The reversal of 1128162854569 is 9654582618211.

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

It is not a de Polignac number, because 1128162854569 - 2³⁵ = 1093803116201 is a prime.

It is a super-2 number, since 2×1128162854569² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1128162854519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322146409 + ... + 322149910.

It is an arithmetic number, because the mean of its divisors is an integer number (150765338880).

Almost surely, 2^{1128162854569} is an apocalyptic number.

It is an amenable number.

1128162854569 is a deficient number, since it is larger than the sum of its proper divisors (77959856471).

1128162854569 is a wasteful number, since it uses less digits than its factorization.

1128162854569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644296439.

The product of its digits is 8294400, while the sum is 58.

The spelling of 1128162854569 in words is "one trillion, one hundred twenty-eight billion, one hundred sixty-two million, eight hundred fifty-four thousand, five hundred sixty-nine".