1128456672833 has 12 divisors (see below), whose sum is σ = 1321504535700. Its totient is φ = 960756969312.

The previous prime is 1128456672829. The next prime is 1128456672839. The reversal of 1128456672833 is 3382766548211.

It can be written as a sum of positive squares in 2 ways, for example, as 172866355984 + 955590316849 = 415772^2 + 977543^2 .

It is not a de Polignac number, because 1128456672833 - 2² = 1128456672829 is a prime.

It is a super-2 number, since 2×1128456672833² (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 (1128456672839) 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 11 ways as a sum of consecutive naturals, for example, 77273666 + ... + 77288267.

It is an arithmetic number, because the mean of its divisors is an integer number (110125377975).

Almost surely, 2^{1128456672833} is an apocalyptic number.

It is an amenable number.

1128456672833 is a deficient number, since it is larger than the sum of its proper divisors (193047862867).

1128456672833 is a wasteful number, since it uses less digits than its factorization.

1128456672833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154562096 (or 154562089 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 56.

The spelling of 1128456672833 in words is "one trillion, one hundred twenty-eight billion, four hundred fifty-six million, six hundred seventy-two thousand, eight hundred thirty-three".