2066758533 has 24 divisors (see below), whose sum is σ = 3446975168. Its totient is φ = 1168826112.

The previous prime is 2066758471. The next prime is 2066758537. The reversal of 2066758533 is 3358576602.

2066758533 is a `hidden beast` number, since 2 + 0 + 6 + 67 + 58 + 533 = 666.

It is not a de Polignac number, because 2066758533 - 2¹⁷ = 2066627461 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066758537) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162991 + ... + 175212.

Almost surely, 2^2066758533 is an apocalyptic number.

It is an amenable number.

2066758533 is a deficient number, since it is larger than the sum of its proper divisors (1380216635).

2066758533 is a wasteful number, since it uses less digits than its factorization.

2066758533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338313 (or 338310 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The square root of 2066758533 is about 45461.6160403477. The cubic root of 2066758533 is about 1273.7863181797.

The spelling of 2066758533 in words is "two billion, sixty-six million, seven hundred fifty-eight thousand, five hundred thirty-three".