2127566896 has 160 divisors (see below), whose sum is σ = 5291689088. Its totient is φ = 806215680.

The previous prime is 2127566891. The next prime is 2127566899. The reversal of 2127566896 is 6986657212.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (2127566891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3932386 + ... + 3932926.

Almost surely, 2^2127566896 is an apocalyptic number.

2127566896 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2127566896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2645844544).

2127566896 is an abundant number, since it is smaller than the sum of its proper divisors (3164122192).

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

2127566896 is a wasteful number, since it uses less digits than its factorization.

2127566896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679 (or 673 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 52.

The square root of 2127566896 is about 46125.5557798494. Note that the first 3 decimals coincide. The cubic root of 2127566896 is about 1286.1582507514.

The spelling of 2127566896 in words is "two billion, one hundred twenty-seven million, five hundred sixty-six thousand, eight hundred ninety-six".