20127167740137 has 8 divisors (see below), whose sum is σ = 26855082565504. Its totient is φ = 13408682370768.

The previous prime is 20127167740051. The next prime is 20127167740139. The reversal of 20127167740137 is 73104776172102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20127167740137 - 2¹⁰ = 20127167739113 is a prime.

It is a super-2 number, since 2×20127167740137² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20127167740139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2357359018 + ... + 2357367555.

It is an arithmetic number, because the mean of its divisors is an integer number (3356885320688).

Almost surely, 2^{20127167740137} is an apocalyptic number.

It is an amenable number.

20127167740137 is a deficient number, since it is larger than the sum of its proper divisors (6727914825367).

20127167740137 is a wasteful number, since it uses less digits than its factorization.

20127167740137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4714727999.

The product of its (nonzero) digits is 691488, while the sum is 48.

The spelling of 20127167740137 in words is "twenty trillion, one hundred twenty-seven billion, one hundred sixty-seven million, seven hundred forty thousand, one hundred thirty-seven".