38748769972201 has 3 divisors (see below), whose sum is σ = 38748776197053. Its totient is φ = 38748763747350.

The previous prime is 38748769972183. The next prime is 38748769972247. The reversal of 38748769972201 is 10227996784783.

The square root of 38748769972201 is 6224851.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 38748769972201 - 2²³ = 38748761583593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38748769972291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3112426 + ... + 9337276.

It is an arithmetic number, because the mean of its divisors is an integer number (12916258732351).

Almost surely, 2^{38748769972201} is an apocalyptic number.

38748769972201 is the 6224851-st square number.

38748769972201 is the 3112426-th centered octagonal number.

It is an amenable number.

38748769972201 is a deficient number, since it is larger than the sum of its proper divisors (6224852).

38748769972201 is an frugal number, since it uses more digits than its factorization.

38748769972201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12449702 (or 6224851 counting only the distinct ones).

The product of its (nonzero) digits is 512096256, while the sum is 73.

The spelling of 38748769972201 in words is "thirty-eight trillion, seven hundred forty-eight billion, seven hundred sixty-nine million, nine hundred seventy-two thousand, two hundred one".