66250311014 has 8 divisors (see below), whose sum is σ = 99420378480. Its totient is φ = 33110184856.

The previous prime is 66250310977. The next prime is 66250311019. The reversal of 66250311014 is 41011305266.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66250311019) 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, 7479794 + ... + 7488645.

It is an arithmetic number, because the mean of its divisors is an integer number (12427547310).

Almost surely, 2^66250311014 is an apocalyptic number.

66250311014 is a deficient number, since it is larger than the sum of its proper divisors (33170067466).

66250311014 is a wasteful number, since it uses less digits than its factorization.

66250311014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14970654.

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 66250311014 in words is "sixty-six billion, two hundred fifty million, three hundred eleven thousand, fourteen".