1128344022738 has 24 divisors (see below), whose sum is σ = 2444777976576. Its totient is φ = 376109659800.

The previous prime is 1128344022713. The next prime is 1128344022769. The reversal of 1128344022738 is 8372204438211.

1128344022738 is a `hidden beast` number, since 11 + 28 + 344 + 0 + 2 + 273 + 8 = 666.

It is a super-2 number, since 2×1128344022738² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1128344022693 and 1128344022702.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1123383 + ... + 1875813.

It is an arithmetic number, because the mean of its divisors is an integer number (101865749024).

Almost surely, 2^{1128344022738} is an apocalyptic number.

1128344022738 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1128344022738 is an abundant number, since it is smaller than the sum of its proper divisors (1316433953838).

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

1128344022738 is a wasteful number, since it uses less digits than its factorization.

1128344022738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835750 (or 835747 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 1128344022738 in words is "one trillion, one hundred twenty-eight billion, three hundred forty-four million, twenty-two thousand, seven hundred thirty-eight".