11608931880 has 1024 divisors, whose sum is σ = 50667724800. Its totient is φ = 2299207680.

The previous prime is 11608931869. The next prime is 11608931927. The reversal of 11608931880 is 8813980611.

11608931880 is a `hidden beast` number, since 1 + 1 + 608 + 9 + 31 + 8 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 173267607 + ... + 173267673.

It is an arithmetic number, because the mean of its divisors is an integer number (49480200).

Almost surely, 2^11608931880 is an apocalyptic number.

11608931880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11608931880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25333862400).

11608931880 is an abundant number, since it is smaller than the sum of its proper divisors (39058792920).

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

11608931880 is a wasteful number, since it uses less digits than its factorization.

11608931880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 45.

The spelling of 11608931880 in words is "eleven billion, six hundred eight million, nine hundred thirty-one thousand, eight hundred eighty".