109783695786 has 32 divisors (see below), whose sum is σ = 232544789568. Its totient is φ = 34432807680.

The previous prime is 109783695773. The next prime is 109783695787. The reversal of 109783695786 is 687596387901.

It is a self number, because there is not a number n which added to its sum of digits gives 109783695786.

It is not an unprimeable number, because it can be changed into a prime (109783695787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248901 + ... + 530583.

It is an arithmetic number, because the mean of its divisors is an integer number (7267024674).

Almost surely, 2^109783695786 is an apocalyptic number.

109783695786 is an abundant number, since it is smaller than the sum of its proper divisors (122761093782).

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

109783695786 is a wasteful number, since it uses less digits than its factorization.

109783695786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285526.

The product of its (nonzero) digits is 137168640, while the sum is 69.

The spelling of 109783695786 in words is "one hundred nine billion, seven hundred eighty-three million, six hundred ninety-five thousand, seven hundred eighty-six".