1123552443504 has 20 divisors (see below), whose sum is σ = 2902510479176. Its totient is φ = 374517481152.

The previous prime is 1123552443469. The next prime is 1123552443521. The reversal of 1123552443504 is 4053442553211.

It is a super-2 number, since 2×1123552443504² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11703671239 + ... + 11703671334.

Almost surely, 2^{1123552443504} is an apocalyptic number.

It is an amenable number.

1123552443504 is an abundant number, since it is smaller than the sum of its proper divisors (1778958035672).

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

1123552443504 is a wasteful number, since it uses less digits than its factorization.

1123552443504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23407342584 (or 23407342578 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 1123552443504 its reverse (4053442553211), we get a palindrome (5176994996715).

The spelling of 1123552443504 in words is "one trillion, one hundred twenty-three billion, five hundred fifty-two million, four hundred forty-three thousand, five hundred four".