3801655943136 has 384 divisors, whose sum is σ = 11787175572480. Its totient is φ = 1189490227200.

The previous prime is 3801655943131. The next prime is 3801655943143. The reversal of 3801655943136 is 6313495561083.

3801655943136 is a `hidden beast` number, since 3 + 8 + 0 + 16 + 5 + 594 + 3 + 1 + 36 = 666.

3801655943136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3801655943131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 558817111 + ... + 558823913.

It is an arithmetic number, because the mean of its divisors is an integer number (30695769720).

Almost surely, 2^{3801655943136} is an apocalyptic number.

3801655943136 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3801655943136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5893587786240).

3801655943136 is an abundant number, since it is smaller than the sum of its proper divisors (7985519629344).

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

3801655943136 is a wasteful number, since it uses less digits than its factorization.

3801655943136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7367 (or 7353 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 3801655943136 in words is "three trillion, eight hundred one billion, six hundred fifty-five million, nine hundred forty-three thousand, one hundred thirty-six".