55550304404303 has 4 divisors (see below), whose sum is σ = 58817969369280. Its totient is φ = 52282639439328.

The previous prime is 55550304404281. The next prime is 55550304404317. The reversal of 55550304404303 is 30340440305555.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55550304404303 - 2³⁰ = 55549230662479 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 (55550304404323) 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, 1633832482463 + ... + 1633832482496.

It is an arithmetic number, because the mean of its divisors is an integer number (14704492342320).

Almost surely, 2^{55550304404303} is an apocalyptic number.

55550304404303 is a deficient number, since it is larger than the sum of its proper divisors (3267664964977).

55550304404303 is a wasteful number, since it uses less digits than its factorization.

55550304404303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3267664964976.

The product of its (nonzero) digits is 1080000, while the sum is 41.

Adding to 55550304404303 its reverse (30340440305555), we get a palindrome (85890744709858).

The spelling of 55550304404303 in words is "fifty-five trillion, five hundred fifty billion, three hundred four million, four hundred four thousand, three hundred three".