1128903101568 has 768 divisors, whose sum is σ = 3758007052800. Its totient is φ = 334479974400.

The previous prime is 1128903101503. The next prime is 1128903101587. The reversal of 1128903101568 is 8651013098211.

1128903101568 is a `hidden beast` number, since 1 + 1 + 2 + 89 + 0 + 3 + 1 + 0 + 1 + 568 = 666.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 3989056755 + ... + 3989057037.

It is an arithmetic number, because the mean of its divisors is an integer number (4893238350).

Almost surely, 2^{1128903101568} is an apocalyptic number.

1128903101568 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1128903101568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1879003526400).

1128903101568 is an abundant number, since it is smaller than the sum of its proper divisors (2629103951232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1128903101568 is a wasteful number, since it uses less digits than its factorization.

1128903101568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 45.

Adding to 1128903101568 its reverse (8651013098211), we get a palindrome (9779916199779).

The spelling of 1128903101568 in words is "one trillion, one hundred twenty-eight billion, nine hundred three million, one hundred one thousand, five hundred sixty-eight".