11640671350 has 96 divisors (see below), whose sum is σ = 27242899200. Its totient is φ = 3594844800.

The previous prime is 11640671303. The next prime is 11640671351. The reversal of 11640671350 is 5317604611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11640671351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 405781 + ... + 433519.

It is an arithmetic number, because the mean of its divisors is an integer number (283780200).

Almost surely, 2^11640671350 is an apocalyptic number.

11640671350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11640671350 is an abundant number, since it is smaller than the sum of its proper divisors (15602227850).

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

11640671350 is a wasteful number, since it uses less digits than its factorization.

11640671350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27878 (or 27873 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 11640671350 in words is "eleven billion, six hundred forty million, six hundred seventy-one thousand, three hundred fifty".