1115651643466 has 8 divisors (see below), whose sum is σ = 1673984743200. Its totient is φ = 557656729068.

The previous prime is 1115651643391. The next prime is 1115651643473. The reversal of 1115651643466 is 6643461565111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84538086 + ... + 84551281.

It is an arithmetic number, because the mean of its divisors is an integer number (209248092900).

Almost surely, 2^{1115651643466} is an apocalyptic number.

1115651643466 is a deficient number, since it is larger than the sum of its proper divisors (558333099734).

1115651643466 is a wasteful number, since it uses less digits than its factorization.

1115651643466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169092668.

The product of its digits is 1555200, while the sum is 49.

The spelling of 1115651643466 in words is "one trillion, one hundred fifteen billion, six hundred fifty-one million, six hundred forty-three thousand, four hundred sixty-six".