1123444556790 has 32 divisors (see below), whose sum is σ = 2698527095136. Its totient is φ = 299334086400.

The previous prime is 1123444556747. The next prime is 1123444556803. The reversal of 1123444556790 is 976554443211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15659161 + ... + 15730740.

It is an arithmetic number, because the mean of its divisors is an integer number (84328971723).

Almost surely, 2^{1123444556790} is an apocalyptic number.

1123444556790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123444556790 is an abundant number, since it is smaller than the sum of its proper divisors (1575082538346).

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

1123444556790 is a wasteful number, since it uses less digits than its factorization.

1123444556790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31391104.

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 1123444556790 in words is "one trillion, one hundred twenty-three billion, four hundred forty-four million, five hundred fifty-six thousand, seven hundred ninety".