66146882132 has 6 divisors (see below), whose sum is σ = 115757043738. Its totient is φ = 33073441064.

The previous prime is 66146882111. The next prime is 66146882141. The reversal of 66146882132 is 23128864166.

66146882132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 65430570436 + 716311696 = 255794^2 + 26764^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8268360263 + ... + 8268360270.

It is an arithmetic number, because the mean of its divisors is an integer number (19292840623).

Almost surely, 2^66146882132 is an apocalyptic number.

It is an amenable number.

66146882132 is a deficient number, since it is larger than the sum of its proper divisors (49610161606).

66146882132 is a wasteful number, since it uses less digits than its factorization.

66146882132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16536720537 (or 16536720535 counting only the distinct ones).

The product of its digits is 663552, while the sum is 47.

The spelling of 66146882132 in words is "sixty-six billion, one hundred forty-six million, eight hundred eighty-two thousand, one hundred thirty-two".