66001510106 has 24 divisors (see below), whose sum is σ = 115178267520. Its totient is φ = 28283323992.

The previous prime is 66001510097. The next prime is 66001510121. The reversal of 66001510106 is 60101510066.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1045271 + ... + 1106613.

It is an arithmetic number, because the mean of its divisors is an integer number (4799094480).

Almost surely, 2^66001510106 is an apocalyptic number.

66001510106 is a deficient number, since it is larger than the sum of its proper divisors (49176757414).

66001510106 is a wasteful number, since it uses less digits than its factorization.

66001510106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72338 (or 72331 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The spelling of 66001510106 in words is "sixty-six billion, one million, five hundred ten thousand, one hundred six".