1180154272228 has 12 divisors (see below), whose sum is σ = 2099126861692. Its totient is φ = 580403740320.

The previous prime is 1180154272159. The next prime is 1180154272229. The reversal of 1180154272228 is 8222724510811.

It can be written as a sum of positive squares in 2 ways, for example, as 530505376164 + 649648896064 = 728358^2 + 806008^2 .

It is not an unprimeable number, because it can be changed into a prime (1180154272229) 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 3 ways as a sum of consecutive naturals, for example, 2418348675 + ... + 2418349162.

Almost surely, 2^{1180154272228} is an apocalyptic number.

It is an amenable number.

1180154272228 is a deficient number, since it is larger than the sum of its proper divisors (918972589464).

1180154272228 is a wasteful number, since it uses less digits than its factorization.

1180154272228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4836697902 (or 4836697900 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 43.

The spelling of 1180154272228 in words is "one trillion, one hundred eighty billion, one hundred fifty-four million, two hundred seventy-two thousand, two hundred twenty-eight".