2127542256 has 60 divisors (see below), whose sum is σ = 6804761392. Its totient is φ = 607868928.

The previous prime is 2127542099. The next prime is 2127542257. The reversal of 2127542256 is 6522457212.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2127542256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2127542257) 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, 1054321 + ... + 1056336.

Almost surely, 2^2127542256 is an apocalyptic number.

It is an amenable number.

2127542256 is an abundant number, since it is smaller than the sum of its proper divisors (4677219136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2127542256 is a wasteful number, since it uses less digits than its factorization.

2127542256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110678 (or 2110669 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 2127542256 is about 46125.2886820234. The cubic root of 2127542256 is about 1286.1532856021.

Adding to 2127542256 its reverse (6522457212), we get a palindrome (8649999468).

The spelling of 2127542256 in words is "two billion, one hundred twenty-seven million, five hundred forty-two thousand, two hundred fifty-six".