1123580128466 has 8 divisors (see below), whose sum is σ = 1685385212160. Its totient is φ = 561785057748.

The previous prime is 1123580128403. The next prime is 1123580128471. The reversal of 1123580128466 is 6648210853211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1123580128466.

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 3 ways as a sum of consecutive naturals, for example, 2216126 + ... + 2675513.

It is an arithmetic number, because the mean of its divisors is an integer number (210673151520).

Almost surely, 2^{1123580128466} is an apocalyptic number.

1123580128466 is a deficient number, since it is larger than the sum of its proper divisors (561805083694).

1123580128466 is a wasteful number, since it uses less digits than its factorization.

1123580128466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5006488.

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 1123580128466 in words is "one trillion, one hundred twenty-three billion, five hundred eighty million, one hundred twenty-eight thousand, four hundred sixty-six".