100043555452 has 12 divisors (see below), whose sum is σ = 176809650696. Its totient is φ = 49526512400.

The previous prime is 100043555441. The next prime is 100043555473. The reversal of 100043555452 is 254555340001.

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, 123815878 + ... + 123816685.

It is an arithmetic number, because the mean of its divisors is an integer number (14734137558).

Almost surely, 2^100043555452 is an apocalyptic number.

It is an amenable number.

100043555452 is a deficient number, since it is larger than the sum of its proper divisors (76766095244).

100043555452 is a wasteful number, since it uses less digits than its factorization.

100043555452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247632668 (or 247632666 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

Adding to 100043555452 its reverse (254555340001), we get a palindrome (354598895453).

The spelling of 100043555452 in words is "one hundred billion, forty-three million, five hundred fifty-five thousand, four hundred fifty-two".