1122796778568 has 32 divisors (see below), whose sum is σ = 2807936921760. Its totient is φ = 374139596160.

The previous prime is 1122796778531. The next prime is 1122796778611. The reversal of 1122796778568 is 8658776972211.

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 7 ways as a sum of consecutive naturals, for example, 7802005 + ... + 7944612.

It is an arithmetic number, because the mean of its divisors is an integer number (87748028805).

Almost surely, 2^{1122796778568} is an apocalyptic number.

It is an amenable number.

1122796778568 is an abundant number, since it is smaller than the sum of its proper divisors (1685140143192).

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

1122796778568 is a wasteful number, since it uses less digits than its factorization.

1122796778568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15749597 (or 15749593 counting only the distinct ones).

The product of its digits is 142248960, while the sum is 69.

The spelling of 1122796778568 in words is "one trillion, one hundred twenty-two billion, seven hundred ninety-six million, seven hundred seventy-eight thousand, five hundred sixty-eight".