65151020716166 has 64 divisors (see below), whose sum is σ = 121900026802176. Its totient is φ = 25371193380000.

The previous prime is 65151020716141. The next prime is 65151020716181. The reversal of 65151020716166 is 66161702015156.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 65151020716166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4817786681 + ... + 4817800203.

It is an arithmetic number, because the mean of its divisors is an integer number (1904687918784).

Almost surely, 2^{65151020716166} is an apocalyptic number.

65151020716166 is a deficient number, since it is larger than the sum of its proper divisors (56749006086010).

65151020716166 is a wasteful number, since it uses less digits than its factorization.

65151020716166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26417.

The product of its (nonzero) digits is 453600, while the sum is 47.

The spelling of 65151020716166 in words is "sixty-five trillion, one hundred fifty-one billion, twenty million, seven hundred sixteen thousand, one hundred sixty-six".