2066662404 has 48 divisors (see below), whose sum is σ = 5411091840. Its totient is φ = 682063200.

The previous prime is 2066662393. The next prime is 2066662439. The reversal of 2066662404 is 4042666602.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83824 + ... + 105639.

It is an arithmetic number, because the mean of its divisors is an integer number (112731080).

Almost surely, 2^2066662404 is an apocalyptic number.

It is an amenable number.

2066662404 is an abundant number, since it is smaller than the sum of its proper divisors (3344429436).

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

2066662404 is a wasteful number, since it uses less digits than its factorization.

2066662404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189577 (or 189569 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 2066662404 is about 45460.5587735127. The cubic root of 2066662404 is about 1273.7665691054.

The spelling of 2066662404 in words is "two billion, sixty-six million, six hundred sixty-two thousand, four hundred four".