1234043545544 has 32 divisors (see below), whose sum is σ = 2327064993720. Its totient is φ = 613496303616.

The previous prime is 1234043545507. The next prime is 1234043545607. The reversal of 1234043545544 is 4455453404321.

It can be written as a sum of positive squares in 4 ways, for example, as 1137656892100 + 96386653444 = 1066610^2 + 310462^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1234043545495 and 1234043545504.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2685182 + ... + 3110994.

Almost surely, 2^{1234043545544} is an apocalyptic number.

It is an amenable number.

1234043545544 is a deficient number, since it is larger than the sum of its proper divisors (1093021448176).

1234043545544 is a wasteful number, since it uses less digits than its factorization.

1234043545544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427889 (or 427885 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 44.

Adding to 1234043545544 its reverse (4455453404321), we get a palindrome (5689496949865).

The spelling of 1234043545544 in words is "one trillion, two hundred thirty-four billion, forty-three million, five hundred forty-five thousand, five hundred forty-four".