11011642712 has 64 divisors (see below), whose sum is σ = 23775360000. Its totient is φ = 4683609216.

The previous prime is 11011642709. The next prime is 11011642723. The reversal of 11011642712 is 21724611011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5426114 + ... + 5428142.

It is an arithmetic number, because the mean of its divisors is an integer number (371490000).

Almost surely, 2^11011642712 is an apocalyptic number.

It is an amenable number.

11011642712 is an abundant number, since it is smaller than the sum of its proper divisors (12763717288).

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

11011642712 is a wasteful number, since it uses less digits than its factorization.

11011642712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2728 (or 2724 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 26.

The spelling of 11011642712 in words is "eleven billion, eleven million, six hundred forty-two thousand, seven hundred twelve".