38894039864306 has 24 divisors (see below), whose sum is σ = 64202128500972. Its totient is φ = 17658383133600.

The previous prime is 38894039864177. The next prime is 38894039864327. The reversal of 38894039864306 is 60346893049883.

It can be written as a sum of positive squares in 2 ways, for example, as 29435062817281 + 9458977047025 = 5425409^2 + 3075545^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 38894039864306.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94001765 + ... + 94414616.

Almost surely, 2^{38894039864306} is an apocalyptic number.

38894039864306 is a deficient number, since it is larger than the sum of its proper divisors (25308088636666).

38894039864306 is a wasteful number, since it uses less digits than its factorization.

38894039864306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188417258 (or 188417247 counting only the distinct ones).

The product of its (nonzero) digits is 644972544, while the sum is 71.

The spelling of 38894039864306 in words is "thirty-eight trillion, eight hundred ninety-four billion, thirty-nine million, eight hundred sixty-four thousand, three hundred six".