55203155204 has 48 divisors (see below), whose sum is σ = 100420553520. Its totient is φ = 26521098240.

The previous prime is 55203155197. The next prime is 55203155239. The reversal of 55203155204 is 40255130255.

It can be written as a sum of positive squares in 8 ways, for example, as 353515204 + 54849640000 = 18802^2 + 234200^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38522072 + ... + 38523504.

It is an arithmetic number, because the mean of its divisors is an integer number (2092094865).

Almost surely, 2^55203155204 is an apocalyptic number.

It is an amenable number.

55203155204 is a deficient number, since it is larger than the sum of its proper divisors (45217398316).

55203155204 is a wasteful number, since it uses less digits than its factorization.

55203155204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2840 (or 2838 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

Adding to 55203155204 its reverse (40255130255), we get a palindrome (95458285459).

The spelling of 55203155204 in words is "fifty-five billion, two hundred three million, one hundred fifty-five thousand, two hundred four".