3669779663 has 8 divisors (see below), whose sum is σ = 4011555456. Its totient is φ = 3329363800.

The previous prime is 3669779639. The next prime is 3669779669.

3669779663 is nontrivially palindromic in base 10.

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 3669779663 - 2²⁴ = 3653002447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3669779596 and 3669779605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3669779669) 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, 334331 + ... + 345132.

It is an arithmetic number, because the mean of its divisors is an integer number (501444432).

Almost surely, 2^3669779663 is an apocalyptic number.

3669779663 is a deficient number, since it is larger than the sum of its proper divisors (341775793).

3669779663 is a wasteful number, since it uses less digits than its factorization.

3669779663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679965.

The product of its digits is 46294416, while the sum is 62.

The square root of 3669779663 is about 60578.7063496737. The cubic root of 3669779663 is about 1542.4579379056.

The spelling of 3669779663 in words is "three billion, six hundred sixty-nine million, seven hundred seventy-nine thousand, six hundred sixty-three".