550550403555 has 8 divisors (see below), whose sum is σ = 880880645712. Its totient is φ = 293626881888.

The previous prime is 550550403527. The next prime is 550550403581. The reversal of 550550403555 is 555304055055.

550550403555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 550550403555 - 2¹¹ = 550550401507 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18351680104 + ... + 18351680133.

It is an arithmetic number, because the mean of its divisors is an integer number (110110080714).

Almost surely, 2^550550403555 is an apocalyptic number.

550550403555 is a deficient number, since it is larger than the sum of its proper divisors (330330242157).

550550403555 is a wasteful number, since it uses less digits than its factorization.

550550403555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36703360245.

The product of its (nonzero) digits is 937500, while the sum is 42.

The spelling of 550550403555 in words is "five hundred fifty billion, five hundred fifty million, four hundred three thousand, five hundred fifty-five".