3835698965208 has 144 divisors (see below), whose sum is σ = 11429038497240. Its totient is φ = 1161270570240.

The previous prime is 3835698965201. The next prime is 3835698965251. The reversal of 3835698965208 is 8025698965383.

3835698965208 is a `hidden beast` number, since 3 + 8 + 3 + 5 + 6 + 9 + 8 + 96 + 520 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3835698965201) 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 35 ways as a sum of consecutive naturals, for example, 9356391 + ... + 9757737.

Almost surely, 2^{3835698965208} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3835698965208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5714519248620).

3835698965208 is an abundant number, since it is smaller than the sum of its proper divisors (7593339532032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3835698965208 is a wasteful number, since it uses less digits than its factorization.

3835698965208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402478 (or 402460 counting only the distinct ones).

The product of its (nonzero) digits is 671846400, while the sum is 72.

The spelling of 3835698965208 in words is "three trillion, eight hundred thirty-five billion, six hundred ninety-eight million, nine hundred sixty-five thousand, two hundred eight".