65500155166 has 16 divisors (see below), whose sum is σ = 98853519744. Its totient is φ = 32549041624.

The previous prime is 65500155163. The next prime is 65500155167. The reversal of 65500155166 is 66155100556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65500155163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3304401 + ... + 3324163.

It is an arithmetic number, because the mean of its divisors is an integer number (6178344984).

Almost surely, 2^65500155166 is an apocalyptic number.

65500155166 is a deficient number, since it is larger than the sum of its proper divisors (33353364578).

65500155166 is a wasteful number, since it uses less digits than its factorization.

65500155166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29855.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 65500155166 in words is "sixty-five billion, five hundred million, one hundred fifty-five thousand, one hundred sixty-six".