11778395068 has 36 divisors (see below), whose sum is σ = 23387256256. Its totient is φ = 5181105600.

The previous prime is 11778395053. The next prime is 11778395071. The reversal of 11778395068 is 86059387711.

It is a happy number.

11778395068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 377505 + ... + 407512.

Almost surely, 2^11778395068 is an apocalyptic number.

It is an amenable number.

11778395068 is a deficient number, since it is larger than the sum of its proper divisors (11608861188).

11778395068 is a wasteful number, since it uses less digits than its factorization.

11778395068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785074 (or 785061 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 55.

The spelling of 11778395068 in words is "eleven billion, seven hundred seventy-eight million, three hundred ninety-five thousand, sixty-eight".