70804776667 has 16 divisors (see below), whose sum is σ = 77505177600. Its totient is φ = 64425987360.

The previous prime is 70804776661. The next prime is 70804776683. The reversal of 70804776667 is 76667740807.

It is not a de Polignac number, because 70804776667 - 2¹¹ = 70804774619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70804776661) 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, 231153 + ... + 441634.

It is an arithmetic number, because the mean of its divisors is an integer number (4844073600).

Almost surely, 2^70804776667 is an apocalyptic number.

70804776667 is a deficient number, since it is larger than the sum of its proper divisors (6700400933).

70804776667 is a wasteful number, since it uses less digits than its factorization.

70804776667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673026.

The product of its (nonzero) digits is 16595712, while the sum is 58.

The spelling of 70804776667 in words is "seventy billion, eight hundred four million, seven hundred seventy-six thousand, six hundred sixty-seven".