11510316660 has 48 divisors (see below), whose sum is σ = 33925147200. Its totient is φ = 2907869184.

The previous prime is 11510316593. The next prime is 11510316691. The reversal of 11510316660 is 6661301511.

It is a super-2 number, since 2×11510316660² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 5047245 + ... + 5049524.

It is an arithmetic number, because the mean of its divisors is an integer number (706773900).

Almost surely, 2^11510316660 is an apocalyptic number.

11510316660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11510316660 is an abundant number, since it is smaller than the sum of its proper divisors (22414830540).

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

11510316660 is a wasteful number, since it uses less digits than its factorization.

11510316660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10096800 (or 10096798 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 30.

The spelling of 11510316660 in words is "eleven billion, five hundred ten million, three hundred sixteen thousand, six hundred sixty".