505546045914 has 128 divisors (see below), whose sum is σ = 1259426488320. Its totient is φ = 131729151744.

The previous prime is 505546045897. The next prime is 505546045919. The reversal of 505546045914 is 419540645505.

It is not an unprimeable number, because it can be changed into a prime (505546045919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24678244 + ... + 24698720.

It is an arithmetic number, because the mean of its divisors is an integer number (9839269440).

Almost surely, 2^505546045914 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 505546045914, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (629713244160).

505546045914 is an abundant number, since it is smaller than the sum of its proper divisors (753880442406).

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

505546045914 is a wasteful number, since it uses less digits than its factorization.

505546045914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21044.

The product of its (nonzero) digits is 2160000, while the sum is 48.

The spelling of 505546045914 in words is "five hundred five billion, five hundred forty-six million, forty-five thousand, nine hundred fourteen".