2127273720 has 256 divisors, whose sum is σ = 7642252800. Its totient is φ = 466851840.

The previous prime is 2127273719. The next prime is 2127273737. The reversal of 2127273720 is 273727212.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 908311 + ... + 910649.

It is an arithmetic number, because the mean of its divisors is an integer number (29852550).

Almost surely, 2^2127273720 is an apocalyptic number.

2127273720 is a gapful number since it is divisible by the number (20) 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 2127273720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3821126400).

2127273720 is an abundant number, since it is smaller than the sum of its proper divisors (5514979080).

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

2127273720 is a wasteful number, since it uses less digits than its factorization.

2127273720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2430 (or 2426 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 33.

The square root of 2127273720 is about 46122.3776490328. The cubic root of 2127273720 is about 1286.0991710497.

The spelling of 2127273720 in words is "two billion, one hundred twenty-seven million, two hundred seventy-three thousand, seven hundred twenty".