1105665266616 has 64 divisors (see below), whose sum is σ = 2860914621600. Its totient is φ = 355667655168.

The previous prime is 1105665266551. The next prime is 1105665266623. The reversal of 1105665266616 is 6166625665011.

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, 992166 + ... + 1787658.

Almost surely, 2^{1105665266616} is an apocalyptic number.

It is an amenable number.

1105665266616 is an abundant number, since it is smaller than the sum of its proper divisors (1755249354984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1105665266616 is a wasteful number, since it uses less digits than its factorization.

1105665266616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797528 (or 797524 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 1105665266616 in words is "one trillion, one hundred five billion, six hundred sixty-five million, two hundred sixty-six thousand, six hundred sixteen".