66141395024 has 20 divisors (see below), whose sum is σ = 129953869920. Its totient is φ = 32604912480.

The previous prime is 66141395017. The next prime is 66141395041. The reversal of 66141395024 is 42059314166.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29110394 + ... + 29112665.

It is an arithmetic number, because the mean of its divisors is an integer number (6497693496).

Almost surely, 2^66141395024 is an apocalyptic number.

It is an amenable number.

66141395024 is a deficient number, since it is larger than the sum of its proper divisors (63812474896).

66141395024 is a wasteful number, since it uses less digits than its factorization.

66141395024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58223138 (or 58223132 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 66141395024 in words is "sixty-six billion, one hundred forty-one million, three hundred ninety-five thousand, twenty-four".