3861867023144 has 64 divisors (see below), whose sum is σ = 7834994160000. Its totient is φ = 1773950388480.

The previous prime is 3861867023057. The next prime is 3861867023237. The reversal of 3861867023144 is 4413207681683.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66441407 + ... + 66499505.

It is an arithmetic number, because the mean of its divisors is an integer number (122421783750).

Almost surely, 2^{3861867023144} is an apocalyptic number.

It is an amenable number.

3861867023144 is an abundant number, since it is smaller than the sum of its proper divisors (3973127136856).

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

3861867023144 is a wasteful number, since it uses less digits than its factorization.

3861867023144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61138 (or 61134 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 53.

The spelling of 3861867023144 in words is "three trillion, eight hundred sixty-one billion, eight hundred sixty-seven million, twenty-three thousand, one hundred forty-four".