1166744464790 has 32 divisors (see below), whose sum is σ = 2212496644320. Its totient is φ = 441770160384.

The previous prime is 1166744464783. The next prime is 1166744464811. The reversal of 1166744464790 is 974644476611.

It is a super-2 number, since 2×1166744464790² (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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2300759 + ... + 2761698.

It is an arithmetic number, because the mean of its divisors is an integer number (69140520135).

Almost surely, 2^{1166744464790} is an apocalyptic number.

1166744464790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166744464790 is a deficient number, since it is larger than the sum of its proper divisors (1045752179530).

1166744464790 is a wasteful number, since it uses less digits than its factorization.

1166744464790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063696.

The product of its (nonzero) digits is 24385536, while the sum is 59.

The spelling of 1166744464790 in words is "one trillion, one hundred sixty-six billion, seven hundred forty-four million, four hundred sixty-four thousand, seven hundred ninety".