3856340568486 has 64 divisors (see below), whose sum is σ = 9020213452800. Its totient is φ = 1076100663456.

The previous prime is 3856340568481. The next prime is 3856340568499. The reversal of 3856340568486 is 6848650436583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3856340568481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24010195 + ... + 24170273.

It is an arithmetic number, because the mean of its divisors is an integer number (140940835200).

Almost surely, 2^{3856340568486} is an apocalyptic number.

3856340568486 is an abundant number, since it is smaller than the sum of its proper divisors (5163872884314).

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

3856340568486 is a wasteful number, since it uses less digits than its factorization.

3856340568486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173473.

The product of its (nonzero) digits is 398131200, while the sum is 66.

The spelling of 3856340568486 in words is "three trillion, eight hundred fifty-six billion, three hundred forty million, five hundred sixty-eight thousand, four hundred eighty-six".