66268106 has 8 divisors (see below), whose sum is σ = 103724064. Its totient is φ = 31693420.

The previous prime is 66268079. The next prime is 66268109. The reversal of 66268106 is 60186266.

66268106 = T₂₃₈₉ + T₂₃₉₀ + ... + T₂₄₁₁.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (66268109) 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, 720260 + ... + 720351.

It is an arithmetic number, because the mean of its divisors is an integer number (12965508).

Almost surely, 2^66268106 is an apocalyptic number.

66268106 is a deficient number, since it is larger than the sum of its proper divisors (37455958).

66268106 is a wasteful number, since it uses less digits than its factorization.

66268106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1440636.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 66268106 is about 8140.5224648053. The cubic root of 66268106 is about 404.6704752387.

The spelling of 66268106 in words is "sixty-six million, two hundred sixty-eight thousand, one hundred six".