2066995480 has 64 divisors (see below), whose sum is σ = 5134752000. Its totient is φ = 742565760.

The previous prime is 2066995471. The next prime is 2066995481. The reversal of 2066995480 is 845996602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066995481) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8221 + ... + 64819.

It is an arithmetic number, because the mean of its divisors is an integer number (80230500).

Almost surely, 2^2066995480 is an apocalyptic number.

2066995480 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 2066995480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2567376000).

2066995480 is an abundant number, since it is smaller than the sum of its proper divisors (3067756520).

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

2066995480 is a wasteful number, since it uses less digits than its factorization.

2066995480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56704 (or 56700 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 49.

The square root of 2066995480 is about 45464.2219772867. The cubic root of 2066995480 is about 1273.8349947762.

The spelling of 2066995480 in words is "two billion, sixty-six million, nine hundred ninety-five thousand, four hundred eighty".