1123345566790 has 16 divisors (see below), whose sum is σ = 2022256558512. Its totient is φ = 449286107104.

The previous prime is 1123345566751. The next prime is 1123345566809. The reversal of 1123345566790 is 976655433211.

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, 6424369 + ... + 6596908.

It is an arithmetic number, because the mean of its divisors is an integer number (126391034907).

Almost surely, 2^{1123345566790} is an apocalyptic number.

1123345566790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123345566790 is a deficient number, since it is larger than the sum of its proper divisors (898910991722).

1123345566790 is a wasteful number, since it uses less digits than its factorization.

1123345566790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13029911.

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 1123345566790 in words is "one trillion, one hundred twenty-three billion, three hundred forty-five million, five hundred sixty-six thousand, seven hundred ninety".