554155550 has 48 divisors (see below), whose sum is σ = 1115084880. Its totient is φ = 203677440.

The previous prime is 554155543. The next prime is 554155607. The reversal of 554155550 is 55551455.

It is a happy number.

554155550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 554155550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149621 + ... + 153279.

It is an arithmetic number, because the mean of its divisors is an integer number (23230935).

Almost surely, 2^554155550 is an apocalyptic number.

554155550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

554155550 is an abundant number, since it is smaller than the sum of its proper divisors (560929330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

554155550 is a wasteful number, since it uses less digits than its factorization.

554155550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3917 (or 3912 counting only the distinct ones).

The product of its (nonzero) digits is 62500, while the sum is 35.

The square root of 554155550 is about 23540.5087030846. The cubic root of 554155550 is about 821.3795684513.

The spelling of 554155550 in words is "five hundred fifty-four million, one hundred fifty-five thousand, five hundred fifty".