1180385412550 has 24 divisors (see below), whose sum is σ = 2195547868800. Its totient is φ = 472147498080.

The previous prime is 1180385412533. The next prime is 1180385412553. The reversal of 1180385412550 is 552145830811.

It is a junction number, because it is equal to n+sod(n) for n = 1180385412497 and 1180385412506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1180385412553) 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 in 11 ways as a sum of consecutive naturals, for example, 4988316 + ... + 5219584.

It is an arithmetic number, because the mean of its divisors is an integer number (91481161200).

Almost surely, 2^{1180385412550} is an apocalyptic number.

1180385412550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1180385412550 is a deficient number, since it is larger than the sum of its proper divisors (1015162456250).

1180385412550 is a wasteful number, since it uses less digits than its factorization.

1180385412550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333360 (or 333355 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 43.

The spelling of 1180385412550 in words is "one trillion, one hundred eighty billion, three hundred eighty-five million, four hundred twelve thousand, five hundred fifty".