70020671606 has 4 divisors (see below), whose sum is σ = 105031007412. Its totient is φ = 35010335802.

The previous prime is 70020671603. The next prime is 70020671627. The reversal of 70020671606 is 60617602007.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60617602007 = 709 ⋅85497323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70020671603) by changing a digit.

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 as a sum of consecutive naturals, namely, 17505167900 + ... + 17505167903.

It is an arithmetic number, because the mean of its divisors is an integer number (26257751853).

Almost surely, 2^70020671606 is an apocalyptic number.

70020671606 is a deficient number, since it is larger than the sum of its proper divisors (35010335806).

70020671606 is a wasteful number, since it uses less digits than its factorization.

70020671606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35010335805.

The product of its (nonzero) digits is 21168, while the sum is 35.

The spelling of 70020671606 in words is "seventy billion, twenty million, six hundred seventy-one thousand, six hundred six".