3804485210505 has 96 divisors (see below), whose sum is σ = 7552338393600. Its totient is φ = 1735543074816.

The previous prime is 3804485210497. The next prime is 3804485210507. The reversal of 3804485210505 is 5050125844083.

3804485210505 is a `hidden beast` number, since 3 + 8 + 0 + 44 + 85 + 21 + 0 + 505 = 666.

It is not a de Polignac number, because 3804485210505 - 2³ = 3804485210497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3804485210507) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 331135801 + ... + 331147289.

It is an arithmetic number, because the mean of its divisors is an integer number (78670191600).

Almost surely, 2^{3804485210505} is an apocalyptic number.

3804485210505 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3804485210505 is a deficient number, since it is larger than the sum of its proper divisors (3747853183095).

3804485210505 is a wasteful number, since it uses less digits than its factorization.

3804485210505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13623 (or 13620 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 45.

The spelling of 3804485210505 in words is "three trillion, eight hundred four billion, four hundred eighty-five million, two hundred ten thousand, five hundred five".