66468627 has 8 divisors (see below), whose sum is σ = 98472080. Its totient is φ = 44312400.

The previous prime is 66468599. The next prime is 66468637. The reversal of 66468627 is 72686466.

It is not a de Polignac number, because 66468627 - 2⁷ = 66468499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66468637) 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, 1230874 + ... + 1230927.

It is an arithmetic number, because the mean of its divisors is an integer number (12309010).

Almost surely, 2^66468627 is an apocalyptic number.

66468627 is a deficient number, since it is larger than the sum of its proper divisors (32003453).

66468627 is a wasteful number, since it uses less digits than its factorization.

66468627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461810 (or 2461804 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 66468627 is about 8152.8293861702. The cubic root of 66468627 is about 405.0782290585.

The spelling of 66468627 in words is "sixty-six million, four hundred sixty-eight thousand, six hundred twenty-seven".