3836306206821 has 8 divisors (see below), whose sum is σ = 5580081755424. Its totient is φ = 2325034064720.

The previous prime is 3836306206727. The next prime is 3836306206823. The reversal of 3836306206821 is 1286026036383.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3836306206821 - 2⁷ = 3836306206693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3836306206823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58125851586 + ... + 58125851651.

It is an arithmetic number, because the mean of its divisors is an integer number (697510219428).

Almost surely, 2^{3836306206821} is an apocalyptic number.

It is an amenable number.

3836306206821 is a deficient number, since it is larger than the sum of its proper divisors (1743775548603).

3836306206821 is a wasteful number, since it uses less digits than its factorization.

3836306206821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116251703251.

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 3836306206821 in words is "three trillion, eight hundred thirty-six billion, three hundred six million, two hundred six thousand, eight hundred twenty-one".