1155110516656 has 20 divisors (see below), whose sum is σ = 2239303364152. Its totient is φ = 577225777536.

The previous prime is 1155110516629. The next prime is 1155110516663. The reversal of 1155110516656 is 6566150115511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20563626 + ... + 20619721.

Almost surely, 2^{1155110516656} is an apocalyptic number.

1155110516656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1155110516656 is a deficient number, since it is larger than the sum of its proper divisors (1084192847496).

1155110516656 is a wasteful number, since it uses less digits than its factorization.

1155110516656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41185108 (or 41185102 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 43.

The spelling of 1155110516656 in words is "one trillion, one hundred fifty-five billion, one hundred ten million, five hundred sixteen thousand, six hundred fifty-six".