3861939267360 has 960 divisors, whose sum is σ = 15348911719680. Its totient is φ = 908694650880.

The previous prime is 3861939267317. The next prime is 3861939267371. The reversal of 3861939267360 is 637629391683.

3861939267360 is a `hidden beast` number, since 3 + 8 + 6 + 1 + 9 + 3 + 9 + 267 + 360 = 666.

It is a super-2 number, since 2×3861939267360² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 406045005 + ... + 406054515.

It is an arithmetic number, because the mean of its divisors is an integer number (15988449708).

Almost surely, 2^{3861939267360} is an apocalyptic number.

3861939267360 is a gapful number since it is divisible by the number (30) 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 3861939267360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7674455859840).

3861939267360 is an abundant number, since it is smaller than the sum of its proper divisors (11486972452320).

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

3861939267360 is a wasteful number, since it uses less digits than its factorization.

3861939267360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9671 (or 9654 counting only the distinct ones).

The product of its (nonzero) digits is 52907904, while the sum is 63.

The spelling of 3861939267360 in words is "three trillion, eight hundred sixty-one billion, nine hundred thirty-nine million, two hundred sixty-seven thousand, three hundred sixty".