11650811450 has 24 divisors (see below), whose sum is σ = 22945246812. Its totient is φ = 4386187520.

The previous prime is 11650811383. The next prime is 11650811519. The reversal of 11650811450 is 5411805611.

11650811450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 3416519401 + 8234292049 = 58451^2 + 90743^2 .

It is a super-2 number, since 2×11650811450² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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, 6852569 + ... + 6854268.

Almost surely, 2^11650811450 is an apocalyptic number.

11650811450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11650811450 is a deficient number, since it is larger than the sum of its proper divisors (11294435362).

11650811450 is a wasteful number, since it uses less digits than its factorization.

11650811450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13706866 (or 13706861 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 32.

The spelling of 11650811450 in words is "eleven billion, six hundred fifty million, eight hundred eleven thousand, four hundred fifty".