554546645455 has 16 divisors (see below), whose sum is σ = 734698387584. Its totient is φ = 398447531680.

The previous prime is 554546645441. The next prime is 554546645461.

554546645455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 554546645455 - 2⁵ = 554546645423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 554546645455.

It is a congruent number.

It is an unprimeable number.

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, 60734389 + ... + 60743518.

It is an arithmetic number, because the mean of its divisors is an integer number (45918649224).

Almost surely, 2^554546645455 is an apocalyptic number.

554546645455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

554546645455 is a deficient number, since it is larger than the sum of its proper divisors (180151742129).

554546645455 is a wasteful number, since it uses less digits than its factorization.

554546645455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121478006.

The product of its digits is 144000000, while the sum is 58.

The spelling of 554546645455 in words is "five hundred fifty-four billion, five hundred forty-six million, six hundred forty-five thousand, four hundred fifty-five".