66161576323014 has 32 divisors (see below), whose sum is σ = 133377046425600. Its totient is φ = 21878241007392.

The previous prime is 66161576323001. The next prime is 66161576323097. The reversal of 66161576323014 is 41032367516166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4601637 + ... + 12389439.

It is an arithmetic number, because the mean of its divisors is an integer number (4168032700800).

Almost surely, 2^{66161576323014} is an apocalyptic number.

66161576323014 is an abundant number, since it is smaller than the sum of its proper divisors (67215470102586).

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

66161576323014 is a wasteful number, since it uses less digits than its factorization.

66161576323014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7799084.

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 66161576323014 in words is "sixty-six trillion, one hundred sixty-one billion, five hundred seventy-six million, three hundred twenty-three thousand, fourteen".