320050550505 has 16 divisors (see below), whose sum is σ = 585235292544. Its totient is φ = 146308823040.

The previous prime is 320050550497. The next prime is 320050550509. The reversal of 320050550505 is 505055050023.

It is not a de Polignac number, because 320050550505 - 2³ = 320050550497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320050550509) 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, 1524050136 + ... + 1524050345.

It is an arithmetic number, because the mean of its divisors is an integer number (36577205784).

Almost surely, 2^320050550505 is an apocalyptic number.

320050550505 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

320050550505 is a deficient number, since it is larger than the sum of its proper divisors (265184742039).

320050550505 is a wasteful number, since it uses less digits than its factorization.

320050550505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3048100496.

The product of its (nonzero) digits is 18750, while the sum is 30.

The spelling of 320050550505 in words is "three hundred twenty billion, fifty million, five hundred fifty thousand, five hundred five".