1485688505 has 16 divisors (see below), whose sum is σ = 2087213184. Its totient is φ = 993909120.

The previous prime is 1485688493. The next prime is 1485688507. The reversal of 1485688505 is 5058865841.

It is a happy number.

It is not a de Polignac number, because 1485688505 - 2¹⁰ = 1485687481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1485688507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 516227 + ... + 519096.

It is an arithmetic number, because the mean of its divisors is an integer number (130450824).

Almost surely, 2^1485688505 is an apocalyptic number.

It is an amenable number.

1485688505 is a deficient number, since it is larger than the sum of its proper divisors (601524679).

1485688505 is a wasteful number, since it uses less digits than its factorization.

1485688505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035376.

The product of its (nonzero) digits is 1536000, while the sum is 50.

The square root of 1485688505 is about 38544.6300410317. The cubic root of 1485688505 is about 1141.0620309712.

The spelling of 1485688505 in words is "one billion, four hundred eighty-five million, six hundred eighty-eight thousand, five hundred five".