11685370946 has 8 divisors (see below), whose sum is σ = 17573116860. Its totient is φ = 5827665328.

The previous prime is 11685370933. The next prime is 11685370951. The reversal of 11685370946 is 64907358611.

It can be written as a sum of positive squares in 2 ways, for example, as 11100940321 + 584430625 = 105361^2 + 24175^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11685370894 and 11685370903.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7509101 + ... + 7510656.

Almost surely, 2^11685370946 is an apocalyptic number.

11685370946 is a deficient number, since it is larger than the sum of its proper divisors (5887745914).

11685370946 is a wasteful number, since it uses less digits than its factorization.

11685370946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15020148.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 11685370946 in words is "eleven billion, six hundred eighty-five million, three hundred seventy thousand, nine hundred forty-six".