3847786877480 has 256 divisors, whose sum is σ = 11030644800000. Its totient is φ = 1174936670208.

The previous prime is 3847786877479. The next prime is 3847786877491. The reversal of 3847786877480 is 847786877483.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 158222282 + ... + 158246598.

It is an arithmetic number, because the mean of its divisors is an integer number (43088456250).

Almost surely, 2^{3847786877480} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3847786877480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5515322400000).

3847786877480 is an abundant number, since it is smaller than the sum of its proper divisors (7182857922520).

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

3847786877480 is a wasteful number, since it uses less digits than its factorization.

3847786877480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25876 (or 25872 counting only the distinct ones).

The product of its (nonzero) digits is 2832334848, while the sum is 77.

The spelling of 3847786877480 in words is "three trillion, eight hundred forty-seven billion, seven hundred eighty-six million, eight hundred seventy-seven thousand, four hundred eighty".