11065934978 has 32 divisors (see below), whose sum is σ = 19380404736. Its totient is φ = 4640470848.

The previous prime is 11065934959. The next prime is 11065934981. The reversal of 11065934978 is 87943956011.

It is a Harshad number since it is a multiple of its sum of digits (53).

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, 256775 + ... + 296757.

It is an arithmetic number, because the mean of its divisors is an integer number (605637648).

Almost surely, 2^11065934978 is an apocalyptic number.

11065934978 is a deficient number, since it is larger than the sum of its proper divisors (8314469758).

11065934978 is a wasteful number, since it uses less digits than its factorization.

11065934978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40418.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The spelling of 11065934978 in words is "eleven billion, sixty-five million, nine hundred thirty-four thousand, nine hundred seventy-eight".