66136303142 has 64 divisors (see below), whose sum is σ = 124859750400. Its totient is φ = 25573435776.

The previous prime is 66136303139. The next prime is 66136303153. The reversal of 66136303142 is 24130363166.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7069484 + ... + 7078832.

It is an arithmetic number, because the mean of its divisors is an integer number (1950933600).

Almost surely, 2^66136303142 is an apocalyptic number.

66136303142 is a deficient number, since it is larger than the sum of its proper divisors (58723447258).

66136303142 is a wasteful number, since it uses less digits than its factorization.

66136303142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10245.

The product of its (nonzero) digits is 46656, while the sum is 35.

The spelling of 66136303142 in words is "sixty-six billion, one hundred thirty-six million, three hundred three thousand, one hundred forty-two".