3876421010560 has 64 divisors (see below), whose sum is σ = 10590935987520. Its totient is φ = 1329058630656.

The previous prime is 3876421010537. The next prime is 3876421010587. The reversal of 3876421010560 is 650101246783.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×3876421010560² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432631794 + ... + 432640753.

It is an arithmetic number, because the mean of its divisors is an integer number (165483374805).

Almost surely, 2^{3876421010560} is an apocalyptic number.

It is an amenable number.

3876421010560 is an abundant number, since it is smaller than the sum of its proper divisors (6714514976960).

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

3876421010560 is an equidigital number, since it uses as much as digits as its factorization.

3876421010560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865272573 (or 865272561 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 3876421010560 in words is "three trillion, eight hundred seventy-six billion, four hundred twenty-one million, ten thousand, five hundred sixty".