11946935662718 has 32 divisors (see below), whose sum is σ = 21154683064320. Its totient is φ = 4951771706880.

The previous prime is 11946935662693. The next prime is 11946935662759. The reversal of 11946935662718 is 81726653964911.

It is a happy number.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8151971 + ... + 9505182.

It is an arithmetic number, because the mean of its divisors is an integer number (661083845760).

Almost surely, 2^{11946935662718} is an apocalyptic number.

11946935662718 is a deficient number, since it is larger than the sum of its proper divisors (9207747401602).

11946935662718 is a wasteful number, since it uses less digits than its factorization.

11946935662718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17658752.

The product of its digits is 117573120, while the sum is 68.

The spelling of 11946935662718 in words is "eleven trillion, nine hundred forty-six billion, nine hundred thirty-five million, six hundred sixty-two thousand, seven hundred eighteen".