70196818678 has 32 divisors (see below), whose sum is σ = 120695961600. Its totient is φ = 29994828864.

The previous prime is 70196818667. The next prime is 70196818691. The reversal of 70196818678 is 87681869107.

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 15 ways as a sum of consecutive naturals, for example, 8760738 + ... + 8768746.

It is an arithmetic number, because the mean of its divisors is an integer number (3771748800).

Almost surely, 2^70196818678 is an apocalyptic number.

70196818678 is a deficient number, since it is larger than the sum of its proper divisors (50499142922).

70196818678 is a wasteful number, since it uses less digits than its factorization.

70196818678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9804.

The product of its (nonzero) digits is 8128512, while the sum is 61.

The spelling of 70196818678 in words is "seventy billion, one hundred ninety-six million, eight hundred eighteen thousand, six hundred seventy-eight".