1166974630756 has 27 divisors (see below), whose sum is σ = 2244784106803. Its totient is φ = 530432211320.

The previous prime is 1166974630753. The next prime is 1166974630837. The reversal of 1166974630756 is 6570364796611.

The square root of 1166974630756 is 1080266.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×1166974630756² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1166974630694 and 1166974630703.

It is not an unprimeable number, because it can be changed into a prime (1166974630753) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 23741301 + ... + 23790403.

Almost surely, 2^{1166974630756} is an apocalyptic number.

1166974630756 is the 1080266-th square number.

It is an amenable number.

1166974630756 is a deficient number, since it is larger than the sum of its proper divisors (1077809476047).

1166974630756 is an frugal number, since it uses more digits than its factorization.

1166974630756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98232 (or 49116 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 61.

The spelling of 1166974630756 in words is "one trillion, one hundred sixty-six billion, nine hundred seventy-four million, six hundred thirty thousand, seven hundred fifty-six".