11608121812 has 24 divisors (see below), whose sum is σ = 23271675840. Its totient is φ = 4963031040.

The previous prime is 11608121809. The next prime is 11608121867. The reversal of 11608121812 is 21812180611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 482989 + ... + 506452.

It is an arithmetic number, because the mean of its divisors is an integer number (969653160).

Almost surely, 2^11608121812 is an apocalyptic number.

It is an amenable number.

11608121812 is an abundant number, since it is smaller than the sum of its proper divisors (11663554028).

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

11608121812 is a wasteful number, since it uses less digits than its factorization.

11608121812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989871 (or 989869 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 31.

The spelling of 11608121812 in words is "eleven billion, six hundred eight million, one hundred twenty-one thousand, eight hundred twelve".