2066427480 has 128 divisors (see below), whose sum is σ = 6906513600. Its totient is φ = 491108352.

The previous prime is 2066427431. The next prime is 2066427491. The reversal of 2066427480 is 847246602.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 22402 + ... + 68078.

Almost surely, 2^2066427480 is an apocalyptic number.

2066427480 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 2066427480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3453256800).

2066427480 is an abundant number, since it is smaller than the sum of its proper divisors (4840086120).

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

2066427480 is a wasteful number, since it uses less digits than its factorization.

2066427480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45733 (or 45729 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 2066427480 is about 45457.9748779023. The cubic root of 2066427480 is about 1273.7183029290.

The spelling of 2066427480 in words is "two billion, sixty-six million, four hundred twenty-seven thousand, four hundred eighty".