2127244464 has 120 divisors (see below), whose sum is σ = 6226910480. Its totient is φ = 695305728.

The previous prime is 2127244421. The next prime is 2127244501. The reversal of 2127244464 is 4644427212.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1212612 + ... + 1214364.

Almost surely, 2^2127244464 is an apocalyptic number.

2127244464 is a gapful number since it is divisible by the number (24) 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 2127244464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3113455240).

2127244464 is an abundant number, since it is smaller than the sum of its proper divisors (4099666016).

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

2127244464 is a wasteful number, since it uses less digits than its factorization.

2127244464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876 (or 1811 counting only the distinct ones).

The product of its digits is 86016, while the sum is 36.

The square root of 2127244464 is about 46122.0604916996. The cubic root of 2127244464 is about 1286.0932751951.

The spelling of 2127244464 in words is "two billion, one hundred twenty-seven million, two hundred forty-four thousand, four hundred sixty-four".