505410064 has 10 divisors (see below), whose sum is σ = 979232030. Its totient is φ = 252705024.

The previous prime is 505410049. The next prime is 505410077. The reversal of 505410064 is 460014505.

It can be written as a sum of positive squares in only one way, i.e., 488763664 + 16646400 = 22108^2 + 4080^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15794049 + ... + 15794080.

It is an arithmetic number, because the mean of its divisors is an integer number (97923203).

Almost surely, 2^505410064 is an apocalyptic number.

It is an amenable number.

505410064 is a deficient number, since it is larger than the sum of its proper divisors (473821966).

505410064 is a wasteful number, since it uses less digits than its factorization.

505410064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31588137 (or 31588131 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 505410064 is about 22481.3270070964. The cubic root of 505410064 is about 796.5529099627.

Adding to 505410064 its reverse (460014505), we get a palindrome (965424569).

The spelling of 505410064 in words is "five hundred five million, four hundred ten thousand, sixty-four".