66775114 has 16 divisors (see below), whose sum is σ = 116349696. Its totient is φ = 28148400.

The previous prime is 66775103. The next prime is 66775123. The reversal of 66775114 is 41157766.

66775114 = T₃₃₂ + T₃₃₃ + ... + T₇₅₈.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38242 + ... + 39949.

It is an arithmetic number, because the mean of its divisors is an integer number (7271856).

Almost surely, 2^66775114 is an apocalyptic number.

66775114 is a deficient number, since it is larger than the sum of its proper divisors (49574582).

66775114 is a wasteful number, since it uses less digits than its factorization.

66775114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78261.

The product of its digits is 35280, while the sum is 37.

The square root of 66775114 is about 8171.6041264858. The cubic root of 66775114 is about 405.6998801221.

The spelling of 66775114 in words is "sixty-six million, seven hundred seventy-five thousand, one hundred fourteen".