66066000042 has 32 divisors (see below), whose sum is σ = 151226601984. Its totient is φ = 18848674800.

The previous prime is 66066000037. The next prime is 66066000047. The reversal of 66066000042 is 24000066066.

It is an interprime number because it is at equal distance from previous prime (66066000037) and next prime (66066000047).

It is a junction number, because it is equal to n+sod(n) for n = 66065999973 and 66066000009.

It is not an unprimeable number, because it can be changed into a prime (66066000047) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1109184 + ... + 1167227.

It is an arithmetic number, because the mean of its divisors is an integer number (4725831312).

Almost surely, 2^66066000042 is an apocalyptic number.

66066000042 is an abundant number, since it is smaller than the sum of its proper divisors (85160601942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66066000042 is a wasteful number, since it uses less digits than its factorization.

66066000042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277114.

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 66066000042 in words is "sixty-six billion, sixty-six million, forty-two", and thus it is an aban number, an eban number, and an uban number.