1128808050085 has 8 divisors (see below), whose sum is σ = 1383390291456. Its totient is φ = 883832685840.

The previous prime is 1128808050077. The next prime is 1128808050091. The reversal of 1128808050085 is 5800508088211.

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

It is not a de Polignac number, because 1128808050085 - 2³ = 1128808050077 is a prime.

It is a super-2 number, since 2×1128808050085² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2401719021 + ... + 2401719490.

It is an arithmetic number, because the mean of its divisors is an integer number (172923786432).

Almost surely, 2^{1128808050085} is an apocalyptic number.

It is an amenable number.

1128808050085 is a deficient number, since it is larger than the sum of its proper divisors (254582241371).

1128808050085 is an equidigital number, since it uses as much as digits as its factorization.

1128808050085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4803438563.

The product of its (nonzero) digits is 204800, while the sum is 46.

The spelling of 1128808050085 in words is "one trillion, one hundred twenty-eight billion, eight hundred eight million, fifty thousand, eighty-five".