1182561622672 has 10 divisors (see below), whose sum is σ = 2291213143958. Its totient is φ = 591280811328.

The previous prime is 1182561622667. The next prime is 1182561622679. The reversal of 1182561622672 is 2762261652811.

It can be written as a sum of positive squares in only one way, i.e., 877751629456 + 304809993216 = 936884^2 + 552096^2 .

It is not an unprimeable number, because it can be changed into a prime (1182561622679) by changing a digit.

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 as a sum of consecutive naturals, namely, 36955050693 + ... + 36955050724.

Almost surely, 2^{1182561622672} is an apocalyptic number.

It is an amenable number.

1182561622672 is a deficient number, since it is larger than the sum of its proper divisors (1108651521286).

1182561622672 is an equidigital number, since it uses as much as digits as its factorization.

1182561622672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73910101425 (or 73910101419 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The spelling of 1182561622672 in words is "one trillion, one hundred eighty-two billion, five hundred sixty-one million, six hundred twenty-two thousand, six hundred seventy-two".