2064344740 has 12 divisors (see below), whose sum is σ = 4335123996. Its totient is φ = 825737888.

The previous prime is 2064344719. The next prime is 2064344747. The reversal of 2064344740 is 474434602.

It can be written as a sum of positive squares in 2 ways, for example, as 261662976 + 1802681764 = 16176^2 + 42458^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2064344696 and 2064344705.

It is not an unprimeable number, because it can be changed into a prime (2064344747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51608599 + ... + 51608638.

It is an arithmetic number, because the mean of its divisors is an integer number (361260333).

Almost surely, 2^2064344740 is an apocalyptic number.

2064344740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2064344740 is an abundant number, since it is smaller than the sum of its proper divisors (2270779256).

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

2064344740 is a wasteful number, since it uses less digits than its factorization.

2064344740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103217246 (or 103217244 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 34.

The square root of 2064344740 is about 45435.0606910566. The cubic root of 2064344740 is about 1273.2902347068.

The spelling of 2064344740 in words is "two billion, sixty-four million, three hundred forty-four thousand, seven hundred forty".