66462622583 has 8 divisors (see below), whose sum is σ = 75962707968. Its totient is φ = 56963893464.

The previous prime is 66462622571. The next prime is 66462622607. The reversal of 66462622583 is 38522626466.

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 66462622583 - 2¹⁸ = 66462360439 is a prime.

It is a super-2 number, since 2×66462622583² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66462625583) 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, 231791 + ... + 432032.

It is an arithmetic number, because the mean of its divisors is an integer number (9495338496).

Almost surely, 2^66462622583 is an apocalyptic number.

66462622583 is a deficient number, since it is larger than the sum of its proper divisors (9500085385).

66462622583 is a wasteful number, since it uses less digits than its factorization.

66462622583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678133.

The product of its digits is 4976640, while the sum is 50.

The spelling of 66462622583 in words is "sixty-six billion, four hundred sixty-two million, six hundred twenty-two thousand, five hundred eighty-three".