2066904768 has 28 divisors (see below), whose sum is σ = 5468686040. Its totient is φ = 688968192.

The previous prime is 2066904737. The next prime is 2066904803. The reversal of 2066904768 is 8674096602.

It is a super-2 number, since 2×2066904768² = 8544190639962267648, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5382373 + ... + 5382756.

Almost surely, 2^2066904768 is an apocalyptic number.

It is an amenable number.

2066904768 is an abundant number, since it is smaller than the sum of its proper divisors (3401781272).

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

2066904768 is a wasteful number, since it uses less digits than its factorization.

2066904768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10765144 (or 10765134 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 2066904768 is about 45463.2243467179. The cubic root of 2066904768 is about 1273.8163600296.

The spelling of 2066904768 in words is "two billion, sixty-six million, nine hundred four thousand, seven hundred sixty-eight".