38717252188671 has 16 divisors (see below), whose sum is σ = 62468171599104. Its totient is φ = 20822723865984.

The previous prime is 38717252188663. The next prime is 38717252188697. The reversal of 38717252188671 is 17688125271783.

It is not a de Polignac number, because 38717252188671 - 2³ = 38717252188663 is a prime.

It is a super-2 number, since 2×38717252188671² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38717252988671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54225843045 + ... + 54225843758.

It is an arithmetic number, because the mean of its divisors is an integer number (3904260724944).

Almost surely, 2^{38717252188671} is an apocalyptic number.

38717252188671 is a deficient number, since it is larger than the sum of its proper divisors (23750919410433).

38717252188671 is a wasteful number, since it uses less digits than its factorization.

38717252188671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108451686830.

The product of its digits is 63221760, while the sum is 66.

The spelling of 38717252188671 in words is "thirty-eight trillion, seven hundred seventeen billion, two hundred fifty-two million, one hundred eighty-eight thousand, six hundred seventy-one".