55353351304503 has 80 divisors (see below), whose sum is σ = 95408081328384. Its totient is φ = 31327011480960.

The previous prime is 55353351304487. The next prime is 55353351304579. The reversal of 55353351304503 is 30540315335355.

55353351304503 is a `hidden beast` number, since 5 + 5 + 3 + 5 + 3 + 3 + 5 + 130 + 4 + 503 = 666.

It is not a de Polignac number, because 55353351304503 - 2⁴ = 55353351304487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55353351304003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 246021688 + ... + 246246578.

Almost surely, 2^{55353351304503} is an apocalyptic number.

55353351304503 is a deficient number, since it is larger than the sum of its proper divisors (40054730023881).

55353351304503 is a wasteful number, since it uses less digits than its factorization.

55353351304503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229074 (or 229065 counting only the distinct ones).

The product of its (nonzero) digits is 3037500, while the sum is 45.

Adding to 55353351304503 its reverse (30540315335355), we get a palindrome (85893666639858).

The spelling of 55353351304503 in words is "fifty-five trillion, three hundred fifty-three billion, three hundred fifty-one million, three hundred four thousand, five hundred three".