3648821683 has 8 divisors (see below), whose sum is σ = 4100348448. Its totient is φ = 3221701824.

The previous prime is 3648821653. The next prime is 3648821719. The reversal of 3648821683 is 3861288463.

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 3648821683 - 2¹⁷ = 3648690611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3648821653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6101410 + ... + 6102007.

It is an arithmetic number, because the mean of its divisors is an integer number (512543556).

Almost surely, 2^3648821683 is an apocalyptic number.

3648821683 is a deficient number, since it is larger than the sum of its proper divisors (451526765).

3648821683 is a wasteful number, since it uses less digits than its factorization.

3648821683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12203453.

The product of its digits is 1327104, while the sum is 49.

The square root of 3648821683 is about 60405.4772599307. The cubic root of 3648821683 is about 1539.5160230722.

The spelling of 3648821683 in words is "three billion, six hundred forty-eight million, eight hundred twenty-one thousand, six hundred eighty-three".