38813814272 has 20 divisors (see below), whose sum is σ = 77551821336. Its totient is φ = 19406906880.

The previous prime is 38813814271. The next prime is 38813814313. The reversal of 38813814272 is 27241831883.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38813814271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37903604 + ... + 37904627.

Almost surely, 2^38813814272 is an apocalyptic number.

38813814272 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

38813814272 is a deficient number, since it is larger than the sum of its proper divisors (38738007064).

38813814272 is an frugal number, since it uses more digits than its factorization.

38813814272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75808249 (or 75808233 counting only the distinct ones).

The product of its digits is 516096, while the sum is 47.

The spelling of 38813814272 in words is "thirty-eight billion, eight hundred thirteen million, eight hundred fourteen thousand, two hundred seventy-two".