11655421661324 has 48 divisors (see below), whose sum is σ = 23941321743360. Its totient is φ = 4860083332800.

The previous prime is 11655421661291. The next prime is 11655421661347. The reversal of 11655421661324 is 42316612455611.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 95822057 + ... + 95943615.

It is an arithmetic number, because the mean of its divisors is an integer number (498777536320).

Almost surely, 2^{11655421661324} is an apocalyptic number.

11655421661324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11655421661324 is an abundant number, since it is smaller than the sum of its proper divisors (12285900082036).

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

11655421661324 is a wasteful number, since it uses less digits than its factorization.

11655421661324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214158 (or 214156 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 47.

The spelling of 11655421661324 in words is "eleven trillion, six hundred fifty-five billion, four hundred twenty-one million, six hundred sixty-one thousand, three hundred twenty-four".