3858696655556 has 12 divisors (see below), whose sum is σ = 6985571531820. Its totient is φ = 1862819075040.

The previous prime is 3858696655547. The next prime is 3858696655609. The reversal of 3858696655556 is 6555566968583.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2659378177600 + 1199318477956 = 1630760^2 + 1095134^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16632313055 + ... + 16632313286.

It is an arithmetic number, because the mean of its divisors is an integer number (582130960985).

Almost surely, 2^{3858696655556} is an apocalyptic number.

It is an amenable number.

3858696655556 is a deficient number, since it is larger than the sum of its proper divisors (3126874876264).

3858696655556 is a wasteful number, since it uses less digits than its factorization.

3858696655556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33264626374 (or 33264626372 counting only the distinct ones).

The product of its digits is 6998400000, while the sum is 77.

The spelling of 3858696655556 in words is "three trillion, eight hundred fifty-eight billion, six hundred ninety-six million, six hundred fifty-five thousand, five hundred fifty-six".