3854941605756 has 120 divisors (see below), whose sum is σ = 10516696654464. Its totient is φ = 1228999353120.

The previous prime is 3854941605751. The next prime is 3854941605799. The reversal of 3854941605756 is 6575061494583.

It is a happy number.

3854941605756 is a `hidden beast` number, since 3 + 8 + 5 + 49 + 4 + 16 + 0 + 575 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 3854941605693 and 3854941605702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3854941605751) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 127585491 + ... + 127615701.

Almost surely, 2^{3854941605756} is an apocalyptic number.

3854941605756 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 3854941605756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5258348327232).

3854941605756 is an abundant number, since it is smaller than the sum of its proper divisors (6661755048708).

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

3854941605756 is a wasteful number, since it uses less digits than its factorization.

3854941605756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47373 (or 47362 counting only the distinct ones).

The product of its (nonzero) digits is 108864000, while the sum is 63.

The spelling of 3854941605756 in words is "three trillion, eight hundred fifty-four billion, nine hundred forty-one million, six hundred five thousand, seven hundred fifty-six".