66063523627 has 4 divisors (see below), whose sum is σ = 66126382456. Its totient is φ = 66000664800.

The previous prime is 66063523613. The next prime is 66063523703. The reversal of 66063523627 is 72632536066.

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 66063523627 - 2⁷ = 66063523499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66063524627) 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, 31427838 + ... + 31429939.

It is an arithmetic number, because the mean of its divisors is an integer number (16531595614).

Almost surely, 2^66063523627 is an apocalyptic number.

66063523627 is a deficient number, since it is larger than the sum of its proper divisors (62858829).

66063523627 is a wasteful number, since it uses less digits than its factorization.

66063523627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62858828.

The product of its (nonzero) digits is 1632960, while the sum is 46.

The spelling of 66063523627 in words is "sixty-six billion, sixty-three million, five hundred twenty-three thousand, six hundred twenty-seven".