1166610663053 has 8 divisors (see below), whose sum is σ = 1272688489440. Its totient is φ = 1060536555280.

The previous prime is 1166610663041. The next prime is 1166610663103. The reversal of 1166610663053 is 3503660166611.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1166610663053 - 2⁸ = 1166610662797 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1166610662995 and 1166610663013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166610663653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252218 + ... + 1548171.

It is an arithmetic number, because the mean of its divisors is an integer number (159086061180).

Almost surely, 2^{1166610663053} is an apocalyptic number.

It is an amenable number.

1166610663053 is a deficient number, since it is larger than the sum of its proper divisors (106077826387).

1166610663053 is a wasteful number, since it uses less digits than its factorization.

1166610663053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859307.

The product of its (nonzero) digits is 349920, while the sum is 44.

The spelling of 1166610663053 in words is "one trillion, one hundred sixty-six billion, six hundred ten million, six hundred sixty-three thousand, fifty-three".