554312211221554 has 32 divisors (see below), whose sum is σ = 854254398211200. Its totient is φ = 269600764767360.

The previous prime is 554312211221539. The next prime is 554312211221579. The reversal of 554312211221554 is 455122112213455.

It is a self number, because there is not a number n which added to its sum of digits gives 554312211221554.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186843117 + ... + 189786655.

It is an arithmetic number, because the mean of its divisors is an integer number (26695449944100).

Almost surely, 2^{554312211221554} is an apocalyptic number.

554312211221554 is a deficient number, since it is larger than the sum of its proper divisors (299942186989646).

554312211221554 is a wasteful number, since it uses less digits than its factorization.

554312211221554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2950338.

The product of its digits is 480000, while the sum is 43.

The spelling of 554312211221554 in words is "five hundred fifty-four trillion, three hundred twelve billion, two hundred eleven million, two hundred twenty-one thousand, five hundred fifty-four".