55354471340505 has 16 divisors (see below), whose sum is σ = 89016733612224. Its totient is φ = 29372524892480.

The previous prime is 55354471340477. The next prime is 55354471340551. The reversal of 55354471340505 is 50504317445355.

It is not a de Polignac number, because 55354471340505 - 2²³ = 55354462951897 is a prime.

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, 9366235851 + ... + 9366241760.

It is an arithmetic number, because the mean of its divisors is an integer number (5563545850764).

Almost surely, 2^{55354471340505} is an apocalyptic number.

It is an amenable number.

55354471340505 is a deficient number, since it is larger than the sum of its proper divisors (33662262271719).

55354471340505 is a wasteful number, since it uses less digits than its factorization.

55354471340505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18732477816.

The product of its (nonzero) digits is 12600000, while the sum is 51.

The spelling of 55354471340505 in words is "fifty-five trillion, three hundred fifty-four billion, four hundred seventy-one million, three hundred forty thousand, five hundred five".