4493805163785 has 36 divisors (see below), whose sum is σ = 9060978579588. Its totient is φ = 2054310931008.

The previous prime is 4493805163759. The next prime is 4493805163811. The reversal of 4493805163785 is 5873615083944.

4493805163785 is a `hidden beast` number, since 4 + 4 + 9 + 3 + 8 + 0 + 516 + 37 + 85 = 666.

It is an interprime number because it is at equal distance from previous prime (4493805163759) and next prime (4493805163811).

It can be written as a sum of positive squares in 2 ways, for example, as 670485844224 + 3823319319561 = 818832^2 + 1955331^2 .

It is not a de Polignac number, because 4493805163785 - 2¹⁰ = 4493805162761 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 1019001234 + ... + 1019005643.

It is an arithmetic number, because the mean of its divisors is an integer number (251693849433).

Almost surely, 2^{4493805163785} is an apocalyptic number.

4493805163785 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4493805163785 is an abundant number, since it is smaller than the sum of its proper divisors (4567173415803).

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

4493805163785 is a wasteful number, since it uses less digits than its factorization.

4493805163785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2038006902 (or 2038006892 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 63.

It can be divided in two parts, 449380 and 5163785, that added together give a palindrome (5613165).

The spelling of 4493805163785 in words is "four trillion, four hundred ninety-three billion, eight hundred five million, one hundred sixty-three thousand, seven hundred eighty-five".