2064416550 has 144 divisors (see below), whose sum is σ = 5996915280. Its totient is φ = 468599040.

The previous prime is 2064416531. The next prime is 2064416551. The reversal of 2064416550 is 556144602.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064416551) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1153056 + ... + 1154844.

It is an arithmetic number, because the mean of its divisors is an integer number (41645245).

Almost surely, 2^2064416550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2064416550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2998457640).

2064416550 is an abundant number, since it is smaller than the sum of its proper divisors (3932498730).

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

2064416550 is a wasteful number, since it uses less digits than its factorization.

2064416550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1975 (or 1963 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 2064416550 is about 45435.8509329362. The cubic root of 2064416550 is about 1273.3049986994.

The spelling of 2064416550 in words is "two billion, sixty-four million, four hundred sixteen thousand, five hundred fifty".