79446955964497 has 16 divisors (see below), whose sum is σ = 87368494276800. Its totient is φ = 71643633235200.

The previous prime is 79446955964489. The next prime is 79446955964507.

It is a happy number.

79446955964497 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 79446955964497 - 2³ = 79446955964489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79446955964417) 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, 41589372 + ... + 43457677.

It is an arithmetic number, because the mean of its divisors is an integer number (5460530892300).

Almost surely, 2^{79446955964497} is an apocalyptic number.

It is an amenable number.

79446955964497 is a deficient number, since it is larger than the sum of its proper divisors (7921538312303).

79446955964497 is a wasteful number, since it uses less digits than its factorization.

79446955964497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85047744.

The product of its digits is 74071065600, while the sum is 88.

The spelling of 79446955964497 in words is "seventy-nine trillion, four hundred forty-six billion, nine hundred fifty-five million, nine hundred sixty-four thousand, four hundred ninety-seven".