42146330666 has 16 divisors (see below), whose sum is σ = 70830689760. Its totient is φ = 18639654480.

The previous prime is 42146330659. The next prime is 42146330671. The reversal of 42146330666 is 66603364124.

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 7 ways as a sum of consecutive naturals, for example, 25887596 + ... + 25889223.

It is an arithmetic number, because the mean of its divisors is an integer number (4426918110).

Almost surely, 2^42146330666 is an apocalyptic number.

42146330666 is a deficient number, since it is larger than the sum of its proper divisors (28684359094).

42146330666 is a wasteful number, since it uses less digits than its factorization.

42146330666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51776869.

The product of its (nonzero) digits is 373248, while the sum is 41.

The spelling of 42146330666 in words is "forty-two billion, one hundred forty-six million, three hundred thirty thousand, six hundred sixty-six".