387688041316 has 9 divisors (see below), whose sum is σ = 678456251571. Its totient is φ = 193843398012.

The previous prime is 387688041271. The next prime is 387688041329. The reversal of 387688041316 is 613140886783.

The square root of 387688041316 is 622646.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1089631 + ... + 1400953.

Almost surely, 2^387688041316 is an apocalyptic number.

387688041316 is the 622646-th square number.

It is an amenable number.

387688041316 is a deficient number, since it is larger than the sum of its proper divisors (290768210255).

387688041316 is an frugal number, since it uses more digits than its factorization.

387688041316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622650 (or 311325 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 387688041316 in words is "three hundred eighty-seven billion, six hundred eighty-eight million, forty-one thousand, three hundred sixteen".