4086850824621 has 6 divisors (see below), whose sum is σ = 5903228968910. Its totient is φ = 2724567216408.

The previous prime is 4086850824571. The next prime is 4086850824673. The reversal of 4086850824621 is 1264280586804.

4086850824621 is a `hidden beast` number, since 4 + 0 + 8 + 6 + 8 + 5 + 0 + 8 + 2 + 4 + 621 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2828067802596 + 1258783022025 = 1681686^2 + 1121955^2 .

It is not a de Polignac number, because 4086850824621 - 2¹¹ = 4086850822573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4086850874621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 227047268026 + ... + 227047268043.

Almost surely, 2^{4086850824621} is an apocalyptic number.

It is an amenable number.

4086850824621 is a deficient number, since it is larger than the sum of its proper divisors (1816378144289).

4086850824621 is a wasteful number, since it uses less digits than its factorization.

4086850824621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454094536075 (or 454094536072 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 54.

The spelling of 4086850824621 in words is "four trillion, eighty-six billion, eight hundred fifty million, eight hundred twenty-four thousand, six hundred twenty-one".