11857317758 has 16 divisors (see below), whose sum is σ = 20895413616. Its totient is φ = 4975098240.

The previous prime is 11857317737. The next prime is 11857317761. The reversal of 11857317758 is 85771375811.

11857317758 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 7 ways as a sum of consecutive naturals, for example, 20729291 + ... + 20729862.

It is an arithmetic number, because the mean of its divisors is an integer number (1305963351).

Almost surely, 2^11857317758 is an apocalyptic number.

11857317758 is a deficient number, since it is larger than the sum of its proper divisors (9038095858).

11857317758 is a wasteful number, since it uses less digits than its factorization.

11857317758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41459179.

The product of its digits is 1646400, while the sum is 53.

The spelling of 11857317758 in words is "eleven billion, eight hundred fifty-seven million, three hundred seventeen thousand, seven hundred fifty-eight".