1166532551305 has 8 divisors (see below), whose sum is σ = 1527097158144. Its totient is φ = 848387310000.

The previous prime is 1166532551293. The next prime is 1166532551329. The reversal of 1166532551305 is 5031552356611.

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

It is not a de Polignac number, because 1166532551305 - 2¹⁵ = 1166532518537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10604841321 + ... + 10604841430.

It is an arithmetic number, because the mean of its divisors is an integer number (190887144768).

Almost surely, 2^{1166532551305} is an apocalyptic number.

It is an amenable number.

1166532551305 is a deficient number, since it is larger than the sum of its proper divisors (360564606839).

1166532551305 is a wasteful number, since it uses less digits than its factorization.

1166532551305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21209682767.

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 1166532551305 in words is "one trillion, one hundred sixty-six billion, five hundred thirty-two million, five hundred fifty-one thousand, three hundred five".