79066666666 has 16 divisors (see below), whose sum is σ = 127743404544. Its totient is φ = 36486499824.

The previous prime is 79066666639. The next prime is 79066666687. The reversal of 79066666666 is 66666666097.

It is a super-4 number, since 4×79066666666⁴ (a number of 45 digits) contains 4444 as substring.

79066666666 is a modest number, since divided by 666666 gives 79066 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 79066666598 and 79066666607.

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 in 7 ways as a sum of consecutive naturals, for example, 73270 + ... + 404353.

It is an arithmetic number, because the mean of its divisors is an integer number (7983962784).

Almost surely, 2^79066666666 is an apocalyptic number.

79066666666 is a deficient number, since it is larger than the sum of its proper divisors (48676737878).

79066666666 is a wasteful number, since it uses less digits than its factorization.

79066666666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484005.

The product of its (nonzero) digits is 105815808, while the sum is 64.

The spelling of 79066666666 in words is "seventy-nine billion, sixty-six million, six hundred sixty-six thousand, six hundred sixty-six".