3865061156684 has 72 divisors (see below), whose sum is σ = 8473918920768. Its totient is φ = 1528942141440.

The previous prime is 3865061156683. The next prime is 3865061156699. The reversal of 3865061156684 is 4866511605683.

It is not an unprimeable number, because it can be changed into a prime (3865061156683) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 54468812 + ... + 54539724.

It is an arithmetic number, because the mean of its divisors is an integer number (117693318344).

Almost surely, 2^{3865061156684} is an apocalyptic number.

It is an amenable number.

3865061156684 is an abundant number, since it is smaller than the sum of its proper divisors (4608857764084).

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

3865061156684 is a wasteful number, since it uses less digits than its factorization.

3865061156684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92335 (or 92326 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 59.

The spelling of 3865061156684 in words is "three trillion, eight hundred sixty-five billion, sixty-one million, one hundred fifty-six thousand, six hundred eighty-four".