11666634016274 has 8 divisors (see below), whose sum is σ = 17506076322108. Its totient is φ = 5831275242240.

The previous prime is 11666634016217. The next prime is 11666634016337. The reversal of 11666634016274 is 47261043666611.

It can be written as a sum of positive squares in 2 ways, for example, as 11546437980025 + 120196036249 = 3398005^2 + 346693^2 .

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

It is a super-2 number, since 2×11666634016274² (a number of 27 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1020875807 + ... + 1020887234.

Almost surely, 2^{11666634016274} is an apocalyptic number.

11666634016274 is a deficient number, since it is larger than the sum of its proper divisors (5839442305834).

11666634016274 is a wasteful number, since it uses less digits than its factorization.

11666634016274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041765900.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 11666634016274 in words is "eleven trillion, six hundred sixty-six billion, six hundred thirty-four million, sixteen thousand, two hundred seventy-four".