1181380540722 has 16 divisors (see below), whose sum is σ = 2362775471712. Its totient is φ = 393791115200.

The previous prime is 1181380540721. The next prime is 1181380540729. The reversal of 1181380540722 is 2270450831811.

It is not an unprimeable number, because it can be changed into a prime (1181380540721) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 676597 + ... + 1679447.

It is an arithmetic number, because the mean of its divisors is an integer number (147673466982).

Almost surely, 2^{1181380540722} is an apocalyptic number.

1181380540722 is an abundant number, since it is smaller than the sum of its proper divisors (1181394930990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1181380540722 is a wasteful number, since it uses less digits than its factorization.

1181380540722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199193.

The product of its (nonzero) digits is 107520, while the sum is 42.

The spelling of 1181380540722 in words is "one trillion, one hundred eighty-one billion, three hundred eighty million, five hundred forty thousand, seven hundred twenty-two".