2127156548127 has 16 divisors (see below), whose sum is σ = 3054422289408. Its totient is φ = 1309000704480.

The previous prime is 2127156548123. The next prime is 2127156548147. The reversal of 2127156548127 is 7218456517212.

It is not a de Polignac number, because 2127156548127 - 2² = 2127156548123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2127156548127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2127156548123) 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, 2679798 + ... + 3381660.

It is an arithmetic number, because the mean of its divisors is an integer number (190901393088).

Almost surely, 2^{2127156548127} is an apocalyptic number.

2127156548127 is a deficient number, since it is larger than the sum of its proper divisors (927265741281).

2127156548127 is a wasteful number, since it uses less digits than its factorization.

2127156548127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779590.

The product of its digits is 1881600, while the sum is 51.

The spelling of 2127156548127 in words is "two trillion, one hundred twenty-seven billion, one hundred fifty-six million, five hundred forty-eight thousand, one hundred twenty-seven".