2065497344 has 144 divisors (see below), whose sum is σ = 4450360320. Its totient is φ = 955269120.

The previous prime is 2065497299. The next prime is 2065497349. The reversal of 2065497344 is 4437945602.

It is a junction number, because it is equal to n+sod(n) for n = 2065497295 and 2065497304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065497349) 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, 26145497 + ... + 26145575.

It is an arithmetic number, because the mean of its divisors is an integer number (30905280).

Almost surely, 2^2065497344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2065497344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2225180160).

2065497344 is an abundant number, since it is smaller than the sum of its proper divisors (2384862976).

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

2065497344 is an equidigital number, since it uses as much as digits as its factorization.

2065497344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The square root of 2065497344 is about 45447.7430022658. The cubic root of 2065497344 is about 1273.5271664451.

The spelling of 2065497344 in words is "two billion, sixty-five million, four hundred ninety-seven thousand, three hundred forty-four".