11605660116 has 24 divisors (see below), whose sum is σ = 27081618144. Its totient is φ = 3868304160.

The previous prime is 11605660067. The next prime is 11605660117. The reversal of 11605660116 is 61106650611.

It is a super-2 number, since 2×11605660116² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11605660117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335511 + ... + 368481.

It is an arithmetic number, because the mean of its divisors is an integer number (1128400756).

Almost surely, 2^11605660116 is an apocalyptic number.

It is an amenable number.

11605660116 is an abundant number, since it is smaller than the sum of its proper divisors (15475958028).

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

11605660116 is a wasteful number, since it uses less digits than its factorization.

11605660116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62311 (or 62309 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 11605660116 in words is "eleven billion, six hundred five million, six hundred sixty thousand, one hundred sixteen".