554181980355 has 144 divisors (see below), whose sum is σ = 1002515776704. Its totient is φ = 283134136320.

The previous prime is 554181980327. The next prime is 554181980377. The reversal of 554181980355 is 553089181455.

554181980355 is a `hidden beast` number, since 5 + 5 + 418 + 198 + 0 + 35 + 5 = 666.

It is a Cunningham number, because it is equal to 744434²-1.

It is not a de Polignac number, because 554181980355 - 2⁶ = 554181980291 is a prime.

It is an unprimeable number.

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 143 ways as a sum of consecutive naturals, for example, 1644456747 + ... + 1644457083.

It is an arithmetic number, because the mean of its divisors is an integer number (6961915116).

Almost surely, 2^554181980355 is an apocalyptic number.

554181980355 is a deficient number, since it is larger than the sum of its proper divisors (448333796349).

554181980355 is a wasteful number, since it uses less digits than its factorization.

554181980355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 54.

The spelling of 554181980355 in words is "five hundred fifty-four billion, one hundred eighty-one million, nine hundred eighty thousand, three hundred fifty-five".