38720850117147 has 96 divisors (see below), whose sum is σ = 63504595994112. Its totient is φ = 22529102400000.

The previous prime is 38720850117113. The next prime is 38720850117161. The reversal of 38720850117147 is 74171105802783.

38720850117147 is a `hidden beast` number, since 3 + 8 + 7 + 20 + 8 + 501 + 1 + 71 + 47 = 666.

It is not a de Polignac number, because 38720850117147 - 2¹¹ = 38720850115099 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 38720850117093 and 38720850117102.

It is not an unprimeable number, because it can be changed into a prime (38720850117197) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 150594397 + ... + 150851297.

It is an arithmetic number, because the mean of its divisors is an integer number (661506208272).

Almost surely, 2^{38720850117147} is an apocalyptic number.

38720850117147 is a deficient number, since it is larger than the sum of its proper divisors (24783745876965).

38720850117147 is a wasteful number, since it uses less digits than its factorization.

38720850117147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257553 (or 257550 counting only the distinct ones).

The product of its (nonzero) digits is 2634240, while the sum is 54.

The spelling of 38720850117147 in words is "thirty-eight trillion, seven hundred twenty billion, eight hundred fifty million, one hundred seventeen thousand, one hundred forty-seven".