55443443504 has 20 divisors (see below), whose sum is σ = 107978266776. Its totient is φ = 27578084352.

The previous prime is 55443443423. The next prime is 55443443509. The reversal of 55443443504 is 40534434455.

It is not an unprimeable number, because it can be changed into a prime (55443443509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8974154 + ... + 8980329.

Almost surely, 2^55443443504 is an apocalyptic number.

It is an amenable number.

55443443504 is a deficient number, since it is larger than the sum of its proper divisors (52534823272).

55443443504 is a wasteful number, since it uses less digits than its factorization.

55443443504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17954684 (or 17954678 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 41.

Adding to 55443443504 its reverse (40534434455), we get a palindrome (95977877959).

The spelling of 55443443504 in words is "fifty-five billion, four hundred forty-three million, four hundred forty-three thousand, five hundred four".