42606066640202 has 8 divisors (see below), whose sum is σ = 68825184572676. Its totient is φ = 19664338449312.

The previous prime is 42606066640103. The next prime is 42606066640213. The reversal of 42606066640202 is 20204666060624.

It can be written as a sum of positive squares in 2 ways, for example, as 42211281874441 + 394784765761 = 6497021^2 + 628319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 819347435363 + ... + 819347435414.

Almost surely, 2^{42606066640202} is an apocalyptic number.

42606066640202 is a deficient number, since it is larger than the sum of its proper divisors (26219117932474).

42606066640202 is a wasteful number, since it uses less digits than its factorization.

42606066640202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1638694870792.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 42606066640202 in words is "forty-two trillion, six hundred six billion, sixty-six million, six hundred forty thousand, two hundred two".