11650655652 has 24 divisors (see below), whose sum is σ = 27225275616. Its totient is φ = 3877778688.

The previous prime is 11650655629. The next prime is 11650655659. The reversal of 11650655652 is 25655605611.

It is not an unprimeable number, because it can be changed into a prime (11650655659) 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 7 ways as a sum of consecutive naturals, for example, 713238 + ... + 729389.

It is an arithmetic number, because the mean of its divisors is an integer number (1134386484).

Almost surely, 2^11650655652 is an apocalyptic number.

11650655652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11650655652 is an abundant number, since it is smaller than the sum of its proper divisors (15574619964).

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

11650655652 is a wasteful number, since it uses less digits than its factorization.

11650655652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443307 (or 1443305 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 11650655652 in words is "eleven billion, six hundred fifty million, six hundred fifty-five thousand, six hundred fifty-two".