2066252666747 has 8 divisors (see below), whose sum is σ = 2097116144400. Its totient is φ = 2035389891744.

The previous prime is 2066252666729. The next prime is 2066252666837. The reversal of 2066252666747 is 7476662526602.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2066252666747 - 2¹² = 2066252662651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2066252666047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11514629 + ... + 11692697.

It is an arithmetic number, because the mean of its divisors is an integer number (262139518050).

Almost surely, 2^{2066252666747} is an apocalyptic number.

2066252666747 is a deficient number, since it is larger than the sum of its proper divisors (30863477653).

2066252666747 is a wasteful number, since it uses less digits than its factorization.

2066252666747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351325.

The product of its (nonzero) digits is 60963840, while the sum is 59.

The spelling of 2066252666747 in words is "two trillion, sixty-six billion, two hundred fifty-two million, six hundred sixty-six thousand, seven hundred forty-seven".