70664246769 has 16 divisors (see below), whose sum is σ = 94395744000. Its totient is φ = 47021175936.

The previous prime is 70664246767. The next prime is 70664246879. The reversal of 70664246769 is 96764246607.

It is not a de Polignac number, because 70664246769 - 2¹ = 70664246767 is a prime.

It is a super-2 number, since 2×70664246769² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (70664246767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9103512 + ... + 9111270.

It is an arithmetic number, because the mean of its divisors is an integer number (5899734000).

Almost surely, 2^70664246769 is an apocalyptic number.

It is an amenable number.

70664246769 is a deficient number, since it is larger than the sum of its proper divisors (23731497231).

70664246769 is a wasteful number, since it uses less digits than its factorization.

70664246769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13064.

The product of its (nonzero) digits is 18289152, while the sum is 57.

The spelling of 70664246769 in words is "seventy billion, six hundred sixty-four million, two hundred forty-six thousand, seven hundred sixty-nine".