1123323767500 has 180 divisors, whose sum is σ = 2726910559296. Its totient is φ = 404426000000.

The previous prime is 1123323767497. The next prime is 1123323767537. The reversal of 1123323767500 is 57673233211.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 30534117 + ... + 30570883.

Almost surely, 2^{1123323767500} is an apocalyptic number.

1123323767500 is a gapful number since it is divisible by the number (10) 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 1123323767500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1363455279648).

1123323767500 is an abundant number, since it is smaller than the sum of its proper divisors (1603586791796).

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

1123323767500 is a wasteful number, since it uses less digits than its factorization.

1123323767500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36914 (or 36886 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 40.

The spelling of 1123323767500 in words is "one trillion, one hundred twenty-three billion, three hundred twenty-three million, seven hundred sixty-seven thousand, five hundred".