42617386106 has 4 divisors (see below), whose sum is σ = 63926079162. Its totient is φ = 21308693052.

The previous prime is 42617386087. The next prime is 42617386111. The reversal of 42617386106 is 60168371624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40962116881 + 1655269225 = 202391^2 + 40685^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10654346525 + ... + 10654346528.

Almost surely, 2^42617386106 is an apocalyptic number.

42617386106 is a deficient number, since it is larger than the sum of its proper divisors (21308693056).

42617386106 is a wasteful number, since it uses less digits than its factorization.

42617386106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21308693055.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 42617386106 in words is "forty-two billion, six hundred seventeen million, three hundred eighty-six thousand, one hundred six".