554555504999 has 16 divisors (see below), whose sum is σ = 579287904768. Its totient is φ = 529875273312.

The previous prime is 554555504981. The next prime is 554555505001. The reversal of 554555504999 is 999405555455.

It is a cyclic number.

It is not a de Polignac number, because 554555504999 - 2²⁸ = 554287069543 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 (554555501999) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 141937004 + ... + 141940910.

It is an arithmetic number, because the mean of its divisors is an integer number (36205494048).

Almost surely, 2^554555504999 is an apocalyptic number.

554555504999 is a deficient number, since it is larger than the sum of its proper divisors (24732399769).

554555504999 is a wasteful number, since it uses less digits than its factorization.

554555504999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8974.

The product of its (nonzero) digits is 182250000, while the sum is 65.

The spelling of 554555504999 in words is "five hundred fifty-four billion, five hundred fifty-five million, five hundred four thousand, nine hundred ninety-nine".