1180550256 has 120 divisors (see below), whose sum is σ = 3357285120. Its totient is φ = 356450688.

The previous prime is 1180550209. The next prime is 1180550281. The reversal of 1180550256 is 6520550811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 481225 + ... + 483671.

It is an arithmetic number, because the mean of its divisors is an integer number (27977376).

Almost surely, 2^1180550256 is an apocalyptic number.

1180550256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1180550256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1678642560).

1180550256 is an abundant number, since it is smaller than the sum of its proper divisors (2176734864).

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

1180550256 is a wasteful number, since it uses less digits than its factorization.

1180550256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523 (or 2494 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 33.

The square root of 1180550256 is about 34359.1364268661. The cubic root of 1180550256 is about 1056.8860360932.

The spelling of 1180550256 in words is "one billion, one hundred eighty million, five hundred fifty thousand, two hundred fifty-six".