538127810127 has 12 divisors (see below), whose sum is σ = 802369781824. Its totient is φ = 347179232160.

The previous prime is 538127810123. The next prime is 538127810141. The reversal of 538127810127 is 721018721835.

538127810127 is a `hidden beast` number, since 538 + 1 + 2 + 7 + 8 + 101 + 2 + 7 = 666.

It is not a de Polignac number, because 538127810127 - 2² = 538127810123 is a prime.

It is a super-3 number, since 3×538127810127³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538127810123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 964386478 + ... + 964387035.

Almost surely, 2^538127810127 is an apocalyptic number.

538127810127 is a deficient number, since it is larger than the sum of its proper divisors (264241971697).

538127810127 is a wasteful number, since it uses less digits than its factorization.

538127810127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928773550 (or 1928773547 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 45.

The spelling of 538127810127 in words is "five hundred thirty-eight billion, one hundred twenty-seven million, eight hundred ten thousand, one hundred twenty-seven".