1115552466566 has 16 divisors (see below), whose sum is σ = 1761703771200. Its totient is φ = 528328047528.

The previous prime is 1115552466451. The next prime is 1115552466571. The reversal of 1115552466566 is 6656642555111.

It is a super-2 number, since 2×1115552466566² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2320340 + ... + 2759543.

It is an arithmetic number, because the mean of its divisors is an integer number (110106485700).

Almost surely, 2^{1115552466566} is an apocalyptic number.

1115552466566 is a deficient number, since it is larger than the sum of its proper divisors (646151304634).

1115552466566 is a wasteful number, since it uses less digits than its factorization.

1115552466566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5085683.

The product of its digits is 6480000, while the sum is 53.

The spelling of 1115552466566 in words is "one trillion, one hundred fifteen billion, five hundred fifty-two million, four hundred sixty-six thousand, five hundred sixty-six".