55440216354 has 32 divisors (see below), whose sum is σ = 113197440384. Its totient is φ = 18095292800.

The previous prime is 55440216343. The next prime is 55440216373. The reversal of 55440216354 is 45361204455.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 13347 + ... + 333254.

It is an arithmetic number, because the mean of its divisors is an integer number (3537420012).

Almost surely, 2^55440216354 is an apocalyptic number.

55440216354 is an abundant number, since it is smaller than the sum of its proper divisors (57757224030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55440216354 is a wasteful number, since it uses less digits than its factorization.

55440216354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347162.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 55440216354 in words is "fifty-five billion, four hundred forty million, two hundred sixteen thousand, three hundred fifty-four".