554308222803455 has 16 divisors (see below), whose sum is σ = 688110571941120. Its totient is φ = 428152944640512.

The previous prime is 554308222803443. The next prime is 554308222803457.

554308222803455 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 554308222803455 - 2²² = 554308218609151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 554308222803455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554308222803457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15897287 + ... + 36896343.

It is an arithmetic number, because the mean of its divisors is an integer number (43006910746320).

Almost surely, 2^{554308222803455} is an apocalyptic number.

554308222803455 is a deficient number, since it is larger than the sum of its proper divisors (133802349137665).

554308222803455 is a wasteful number, since it uses less digits than its factorization.

554308222803455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21181138.

The product of its (nonzero) digits is 46080000, while the sum is 56.

The spelling of 554308222803455 in words is "five hundred fifty-four trillion, three hundred eight billion, two hundred twenty-two million, eight hundred three thousand, four hundred fifty-five".