3683533699989 has 48 divisors (see below), whose sum is σ = 6321079477440. Its totient is φ = 2037563953920.

The previous prime is 3683533699981. The next prime is 3683533699999. The reversal of 3683533699989 is 9899963353863.

3683533699989 is a `hidden beast` number, since 3 + 68 + 35 + 3 + 369 + 99 + 89 = 666.

It is not a de Polignac number, because 3683533699989 - 2³ = 3683533699981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3683533699981) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15964719 + ... + 16193804.

It is an arithmetic number, because the mean of its divisors is an integer number (131689155780).

Almost surely, 2^{3683533699989} is an apocalyptic number.

3683533699989 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

3683533699989 is a deficient number, since it is larger than the sum of its proper divisors (2637545777451).

3683533699989 is a wasteful number, since it uses less digits than its factorization.

3683533699989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32158642 (or 32158639 counting only the distinct ones).

The product of its digits is 6122200320, while the sum is 81.

The spelling of 3683533699989 in words is "three trillion, six hundred eighty-three billion, five hundred thirty-three million, six hundred ninety-nine thousand, nine hundred eighty-nine".