38682272745227 has 4 divisors (see below), whose sum is σ = 38682445783536. Its totient is φ = 38682099706920.

The previous prime is 38682272745203. The next prime is 38682272745349. The reversal of 38682272745227 is 72254727228683.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38682272745227 is a prime.

It is a super-2 number, since 2×38682272745227² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38682272445227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86183399 + ... + 86631072.

It is an arithmetic number, because the mean of its divisors is an integer number (9670611445884).

Almost surely, 2^{38682272745227} is an apocalyptic number.

38682272745227 is a deficient number, since it is larger than the sum of its proper divisors (173038309).

38682272745227 is a wasteful number, since it uses less digits than its factorization.

38682272745227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173038308.

The product of its digits is 252887040, while the sum is 65.

The spelling of 38682272745227 in words is "thirty-eight trillion, six hundred eighty-two billion, two hundred seventy-two million, seven hundred forty-five thousand, two hundred twenty-seven".