55203332351 has 4 divisors (see below), whose sum is σ = 55205275512. Its totient is φ = 55201389192.

The previous prime is 55203332269. The next prime is 55203332363. The reversal of 55203332351 is 15323330255.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15323330255 = 5 ⋅3064666051.

It is a cyclic number.

It is not a de Polignac number, because 55203332351 - 2¹⁰ = 55203331327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55203332651) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 928325 + ... + 985998.

It is an arithmetic number, because the mean of its divisors is an integer number (13801318878).

Almost surely, 2^55203332351 is an apocalyptic number.

55203332351 is a deficient number, since it is larger than the sum of its proper divisors (1943161).

55203332351 is a wasteful number, since it uses less digits than its factorization.

55203332351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943160.

The product of its (nonzero) digits is 40500, while the sum is 32.

The spelling of 55203332351 in words is "fifty-five billion, two hundred three million, three hundred thirty-two thousand, three hundred fifty-one".