42166535006 has 16 divisors (see below), whose sum is σ = 64335600000. Its totient is φ = 20721488088.

The previous prime is 42166534979. The next prime is 42166535011. The reversal of 42166535006 is 60053566124.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 554141 + ... + 625623.

It is an arithmetic number, because the mean of its divisors is an integer number (4020975000).

Almost surely, 2^42166535006 is an apocalyptic number.

42166535006 is a deficient number, since it is larger than the sum of its proper divisors (22169064994).

42166535006 is a wasteful number, since it uses less digits than its factorization.

42166535006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76543.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 42166535006 in words is "forty-two billion, one hundred sixty-six million, five hundred thirty-five thousand, six".