550550403554 has 16 divisors (see below), whose sum is σ = 826758566592. Its totient is φ = 274964314608.

The previous prime is 550550403527. The next prime is 550550403581. The reversal of 550550403554 is 455304055055.

It is an interprime number because it is at equal distance from previous prime (550550403527) and next prime (550550403581).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12825992 + ... + 12868844.

It is an arithmetic number, because the mean of its divisors is an integer number (51672410412).

Almost surely, 2^550550403554 is an apocalyptic number.

550550403554 is a deficient number, since it is larger than the sum of its proper divisors (276208163038).

550550403554 is a wasteful number, since it uses less digits than its factorization.

550550403554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49961.

The product of its (nonzero) digits is 750000, while the sum is 41.

The spelling of 550550403554 in words is "five hundred fifty billion, five hundred fifty million, four hundred three thousand, five hundred fifty-four".