38412864064 has 21 divisors (see below), whose sum is σ = 76228638627. Its totient is φ = 19205648064.

The previous prime is 38412864059. The next prime is 38412864067. The reversal of 38412864064 is 46046821483.

It is a happy number.

The square root of 38412864064 is 195992.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38412864067) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1555687 + ... + 1580185.

Almost surely, 2^38412864064 is an apocalyptic number.

38412864064 is the 195992-nd square number.

It is an amenable number.

38412864064 is a deficient number, since it is larger than the sum of its proper divisors (37815774563).

38412864064 is an frugal number, since it uses more digits than its factorization.

38412864064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49010 (or 24501 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 46.

The spelling of 38412864064 in words is "thirty-eight billion, four hundred twelve million, eight hundred sixty-four thousand, sixty-four".