4663959899085 has 24 divisors (see below), whose sum is σ = 8090928473784. Its totient is φ = 2485374105600.

The previous prime is 4663959899041. The next prime is 4663959899089. The reversal of 4663959899085 is 5809989593664.

4663959899085 is a `hidden beast` number, since 4 + 66 + 395 + 9 + 8 + 9 + 90 + 85 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 7349804361 + 4656610094724 = 85731^2 + 2157918^2 .

It is not a de Polignac number, because 4663959899085 - 2⁶ = 4663959899021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4663959898995 and 4663959899013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4663959899089) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43094812 + ... + 43202901.

It is an arithmetic number, because the mean of its divisors is an integer number (337122019741).

Almost surely, 2^{4663959899085} is an apocalyptic number.

4663959899085 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4663959899085 is a deficient number, since it is larger than the sum of its proper divisors (3426968574699).

4663959899085 is a wasteful number, since it uses less digits than its factorization.

4663959899085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86298925 (or 86298922 counting only the distinct ones).

The product of its (nonzero) digits is 4534963200, while the sum is 81.

The spelling of 4663959899085 in words is "four trillion, six hundred sixty-three billion, nine hundred fifty-nine million, eight hundred ninety-nine thousand, eighty-five".