11580465850 has 12 divisors (see below), whose sum is σ = 21539666574. Its totient is φ = 4632186320.

The previous prime is 11580465833. The next prime is 11580465881. The reversal of 11580465850 is 5856408511.

It can be written as a sum of positive squares in 3 ways, for example, as 5368346361 + 6212119489 = 73269^2 + 78817^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11580465797 and 11580465806.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 115804609 + ... + 115804708.

Almost surely, 2^11580465850 is an apocalyptic number.

11580465850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11580465850 is a deficient number, since it is larger than the sum of its proper divisors (9959200724).

11580465850 is a wasteful number, since it uses less digits than its factorization.

11580465850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231609329 (or 231609324 counting only the distinct ones).

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

The spelling of 11580465850 in words is "eleven billion, five hundred eighty million, four hundred sixty-five thousand, eight hundred fifty".