11685360498 has 64 divisors (see below), whose sum is σ = 27714425088. Its totient is φ = 3214909440.

The previous prime is 11685360497. The next prime is 11685360521. The reversal of 11685360498 is 89406358611.

It is a self number, because there is not a number n which added to its sum of digits gives 11685360498.

It is not an unprimeable number, because it can be changed into a prime (11685360497) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111978 + ... + 189498.

It is an arithmetic number, because the mean of its divisors is an integer number (433037892).

Almost surely, 2^11685360498 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11685360498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13857212544).

11685360498 is an abundant number, since it is smaller than the sum of its proper divisors (16029064590).

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

11685360498 is a wasteful number, since it uses less digits than its factorization.

11685360498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77667.

The product of its (nonzero) digits is 1244160, while the sum is 51.

The spelling of 11685360498 in words is "eleven billion, six hundred eighty-five million, three hundred sixty thousand, four hundred ninety-eight".