3827003861021 has 8 divisors (see below), whose sum is σ = 4178355125664. Its totient is φ = 3476226233520.

The previous prime is 3827003861011. The next prime is 3827003861059. The reversal of 3827003861021 is 1201683007283.

3827003861021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3827003861021 is a prime.

It is a super-3 number, since 3×3827003861021³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3827003861021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3827003861011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143395331 + ... + 143422016.

It is an arithmetic number, because the mean of its divisors is an integer number (522294390708).

Almost surely, 2^{3827003861021} is an apocalyptic number.

It is an amenable number.

3827003861021 is a deficient number, since it is larger than the sum of its proper divisors (351351264643).

3827003861021 is a wasteful number, since it uses less digits than its factorization.

3827003861021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286818571.

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 3827003861021 in words is "three trillion, eight hundred twenty-seven billion, three million, eight hundred sixty-one thousand, twenty-one".