11695317120 has 96 divisors (see below), whose sum is σ = 40385411820. Its totient is φ = 3118749696.

The previous prime is 11695317091. The next prime is 11695317121. The reversal of 11695317120 is 2171359611.

It is a happy number.

11695317120 is a `hidden beast` number, since 116 + 9 + 531 + 7 + 1 + 2 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11669184576 + 26132544 = 108024^2 + 5112^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (11695317121) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1009459 + ... + 1020978.

Almost surely, 2^11695317120 is an apocalyptic number.

11695317120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11695317120 is an abundant number, since it is smaller than the sum of its proper divisors (28690094700).

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

11695317120 is a wasteful number, since it uses less digits than its factorization.

11695317120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030462 (or 2030447 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The spelling of 11695317120 in words is "eleven billion, six hundred ninety-five million, three hundred seventeen thousand, one hundred twenty".