1123432885575 has 288 divisors, whose sum is σ = 2718979640832. Its totient is φ = 428208768000.

The previous prime is 1123432885573. The next prime is 1123432885583. The reversal of 1123432885575 is 5755882343211.

1123432885575 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 4 + 3 + 2 + 88 + 557 + 5 = 666.

It is not a de Polignac number, because 1123432885575 - 2¹ = 1123432885573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123432885573) by changing a digit.

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 287 ways as a sum of consecutive naturals, for example, 35344440 + ... + 35376210.

Almost surely, 2^{1123432885575} is an apocalyptic number.

1123432885575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1123432885575 is an abundant number, since it is smaller than the sum of its proper divisors (1595546755257).

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

1123432885575 is a wasteful number, since it uses less digits than its factorization.

1123432885575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31975 (or 31967 counting only the distinct ones).

The product of its digits is 8064000, while the sum is 54.

The spelling of 1123432885575 in words is "one trillion, one hundred twenty-three billion, four hundred thirty-two million, eight hundred eighty-five thousand, five hundred seventy-five".