107806746728 has 8 divisors (see below), whose sum is σ = 202137650130. Its totient is φ = 53903373360.

The previous prime is 107806746713. The next prime is 107806746779. The reversal of 107806746728 is 827647608701.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 107637798724 + 168948004 = 328082^2 + 12998^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6737921663 + ... + 6737921678.

Almost surely, 2^107806746728 is an apocalyptic number.

It is an amenable number.

107806746728 is a deficient number, since it is larger than the sum of its proper divisors (94330903402).

107806746728 is a wasteful number, since it uses less digits than its factorization.

107806746728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13475843347 (or 13475843343 counting only the distinct ones).

The product of its (nonzero) digits is 6322176, while the sum is 56.

The spelling of 107806746728 in words is "one hundred seven billion, eight hundred six million, seven hundred forty-six thousand, seven hundred twenty-eight".