111350645633552 has 20 divisors (see below), whose sum is σ = 232337404831980. Its totient is φ = 51392605676928.

The previous prime is 111350645633551. The next prime is 111350645633561. The reversal of 111350645633552 is 255336546053111.

It can be written as a sum of positive squares in 2 ways, for example, as 40787688802576 + 70562956830976 = 6386524^2 + 8400176^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 111350645633552.

It is not an unprimeable number, because it can be changed into a prime (111350645633551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267669821027 + ... + 267669821442.

It is an arithmetic number, because the mean of its divisors is an integer number (11616870241599).

Almost surely, 2^{111350645633552} is an apocalyptic number.

It is an amenable number.

111350645633552 is an abundant number, since it is smaller than the sum of its proper divisors (120986759198428).

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

111350645633552 is a wasteful number, since it uses less digits than its factorization.

111350645633552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535339642490 (or 535339642484 counting only the distinct ones).

The product of its (nonzero) digits is 4860000, while the sum is 50.

The spelling of 111350645633552 in words is "one hundred eleven trillion, three hundred fifty billion, six hundred forty-five million, six hundred thirty-three thousand, five hundred fifty-two".