1177882670561 has 8 divisors (see below), whose sum is σ = 1184481869760. Its totient is φ = 1171295842768.

The previous prime is 1177882670551. The next prime is 1177882670563. The reversal of 1177882670561 is 1650762887711.

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 a de Polignac number, because none of the positive numbers 2^k-1177882670561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1177882670561.

It is not an unprimeable number, because it can be changed into a prime (1177882670563) 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, 2901866 + ... + 3282771.

It is an arithmetic number, because the mean of its divisors is an integer number (148060233720).

Almost surely, 2^{1177882670561} is an apocalyptic number.

It is an amenable number.

1177882670561 is a deficient number, since it is larger than the sum of its proper divisors (6599199199).

1177882670561 is an equidigital number, since it uses as much as digits as its factorization.

1177882670561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6185703.

The product of its (nonzero) digits is 7902720, while the sum is 59.

The spelling of 1177882670561 in words is "one trillion, one hundred seventy-seven billion, eight hundred eighty-two million, six hundred seventy thousand, five hundred sixty-one".