3819638343636 has 36 divisors (see below), whose sum is σ = 10074988096992. Its totient is φ = 1217855703504.

The previous prime is 3819638343593. The next prime is 3819638343707. The reversal of 3819638343636 is 6363438369183.

It is a happy number.

3819638343636 is a `hidden beast` number, since 3 + 8 + 1 + 96 + 3 + 83 + 436 + 36 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2306544066 + ... + 2306545721.

It is an arithmetic number, because the mean of its divisors is an integer number (279860780472).

Almost surely, 2^{3819638343636} is an apocalyptic number.

3819638343636 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3819638343636 is an abundant number, since it is smaller than the sum of its proper divisors (6255349753356).

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

3819638343636 is a wasteful number, since it uses less digits than its factorization.

3819638343636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4613089820 (or 4613089815 counting only the distinct ones).

The product of its digits is 120932352, while the sum is 63.

The spelling of 3819638343636 in words is "three trillion, eight hundred nineteen billion, six hundred thirty-eight million, three hundred forty-three thousand, six hundred thirty-six".