66020883083 has 4 divisors (see below), whose sum is σ = 66022357440. Its totient is φ = 66019408728.

The previous prime is 66020883077. The next prime is 66020883091. The reversal of 66020883083 is 38038802066.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 66020883083 - 2²² = 66016688779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66020883013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667835 + ... + 760292.

It is an arithmetic number, because the mean of its divisors is an integer number (16505589360).

Almost surely, 2^66020883083 is an apocalyptic number.

66020883083 is a deficient number, since it is larger than the sum of its proper divisors (1474357).

66020883083 is a wasteful number, since it uses less digits than its factorization.

66020883083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474356.

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 66020883083 in words is "sixty-six billion, twenty million, eight hundred eighty-three thousand, eighty-three".