11605655744 has 56 divisors (see below), whose sum is σ = 25444935648. Its totient is φ = 5224017920.

The previous prime is 11605655689. The next prime is 11605655759. The reversal of 11605655744 is 44755650611.

It is a happy number.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 11605655695 and 11605655704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206867 + ... + 256914.

Almost surely, 2^11605655744 is an apocalyptic number.

It is an amenable number.

11605655744 is an abundant number, since it is smaller than the sum of its proper divisors (13839279904).

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

11605655744 is a wasteful number, since it uses less digits than its factorization.

11605655744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463833 (or 463823 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 44.

The spelling of 11605655744 in words is "eleven billion, six hundred five million, six hundred fifty-five thousand, seven hundred forty-four".