11777790826 has 16 divisors (see below), whose sum is σ = 18442531008. Its totient is φ = 5630495200.

The previous prime is 11777790743. The next prime is 11777790853. The reversal of 11777790826 is 62809777711.

It is a happy number.

11777790826 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 59841 + ... + 164731.

It is an arithmetic number, because the mean of its divisors is an integer number (1152658188).

Almost surely, 2^11777790826 is an apocalyptic number.

11777790826 is a deficient number, since it is larger than the sum of its proper divisors (6664740182).

11777790826 is a wasteful number, since it uses less digits than its factorization.

11777790826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107357.

The product of its (nonzero) digits is 2074464, while the sum is 55.

The spelling of 11777790826 in words is "eleven billion, seven hundred seventy-seven million, seven hundred ninety thousand, eight hundred twenty-six".