505928541811 has 64 divisors (see below), whose sum is σ = 643344629760. Its totient is φ = 386467200000.

The previous prime is 505928541751. The next prime is 505928541817. The reversal of 505928541811 is 118145829505.

It is not a de Polignac number, because 505928541811 - 2⁷ = 505928541683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (505928541817) 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, 395565070 + ... + 395566348.

It is an arithmetic number, because the mean of its divisors is an integer number (10052259840).

Almost surely, 2^505928541811 is an apocalyptic number.

505928541811 is a deficient number, since it is larger than the sum of its proper divisors (137416087949).

505928541811 is a wasteful number, since it uses less digits than its factorization.

505928541811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856.

The product of its (nonzero) digits is 576000, while the sum is 49.

The spelling of 505928541811 in words is "five hundred five billion, nine hundred twenty-eight million, five hundred forty-one thousand, eight hundred eleven".