66500165060010 has 48 divisors (see below), whose sum is σ = 188618649991200. Its totient is φ = 16121252135520.

The previous prime is 66500165060003. The next prime is 66500165060051. The reversal of 66500165060010 is 1006056100566.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33585940960 + ... + 33585942939.

It is an arithmetic number, because the mean of its divisors is an integer number (3929555208150).

Almost surely, 2^{66500165060010} is an apocalyptic number.

66500165060010 is an abundant number, since it is smaller than the sum of its proper divisors (122118484931190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66500165060010 is a wasteful number, since it uses less digits than its factorization.

66500165060010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67171883923 (or 67171883920 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 66500165060010 in words is "sixty-six trillion, five hundred billion, one hundred sixty-five million, sixty thousand, ten".