66022677 has 12 divisors (see below), whose sum is σ = 108989920. Its totient is φ = 37727208.

The previous prime is 66022667. The next prime is 66022741. The reversal of 66022677 is 77622066.

It is not a de Polignac number, because 66022677 - 2¹¹ = 66020629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66022657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 523927 + ... + 524052.

Almost surely, 2^66022677 is an apocalyptic number.

It is an amenable number.

66022677 is a deficient number, since it is larger than the sum of its proper divisors (42967243).

66022677 is a wasteful number, since it uses less digits than its factorization.

66022677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047992 (or 1047989 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 66022677 is about 8125.4339576419. The cubic root of 66022677 is about 404.1702812067.

The spelling of 66022677 in words is "sixty-six million, twenty-two thousand, six hundred seventy-seven".