66015260014 has 8 divisors (see below), whose sum is σ = 108024970968. Its totient is φ = 30006936360.

The previous prime is 66015259993. The next prime is 66015260039. The reversal of 66015260014 is 41006251066.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1500346797 + ... + 1500346840.

It is an arithmetic number, because the mean of its divisors is an integer number (13503121371).

Almost surely, 2^66015260014 is an apocalyptic number.

66015260014 is a deficient number, since it is larger than the sum of its proper divisors (42009710954).

66015260014 is a wasteful number, since it uses less digits than its factorization.

66015260014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000693650.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 66015260014 in words is "sixty-six billion, fifteen million, two hundred sixty thousand, fourteen".