1155345788822 has 4 divisors (see below), whose sum is σ = 1733018683236. Its totient is φ = 577672894410.

The previous prime is 1155345788819. The next prime is 1155345788827. The reversal of 1155345788822 is 2288875435511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155345788827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 288836447204 + ... + 288836447207.

It is an arithmetic number, because the mean of its divisors is an integer number (433254670809).

Almost surely, 2^{1155345788822} is an apocalyptic number.

1155345788822 is a deficient number, since it is larger than the sum of its proper divisors (577672894414).

1155345788822 is an equidigital number, since it uses as much as digits as its factorization.

1155345788822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577672894413.

The product of its digits is 21504000, while the sum is 59.

The spelling of 1155345788822 in words is "one trillion, one hundred fifty-five billion, three hundred forty-five million, seven hundred eighty-eight thousand, eight hundred twenty-two".