11605822854640 has 80 divisors (see below), whose sum is σ = 32179126261248. Its totient is φ = 3806133205248.

The previous prime is 11605822854623. The next prime is 11605822854667. The reversal of 11605822854640 is 4645822850611.

11605822854640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450523722 + ... + 450549481.

Almost surely, 2^{11605822854640} is an apocalyptic number.

11605822854640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11605822854640 is an abundant number, since it is smaller than the sum of its proper divisors (20573303406608).

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

11605822854640 is a wasteful number, since it uses less digits than its factorization.

11605822854640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901073246 (or 901073240 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 52.

The spelling of 11605822854640 in words is "eleven trillion, six hundred five billion, eight hundred twenty-two million, eight hundred fifty-four thousand, six hundred forty".