11853358616 has 64 divisors (see below), whose sum is σ = 25110259200. Its totient is φ = 5196150400.

The previous prime is 11853358609. The next prime is 11853358619. The reversal of 11853358616 is 61685335811.

It is a super-2 number, since 2×11853358616² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11853358619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2812751 + ... + 2816961.

It is an arithmetic number, because the mean of its divisors is an integer number (392347800).

Almost surely, 2^11853358616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11853358616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12555129600).

11853358616 is an abundant number, since it is smaller than the sum of its proper divisors (13256900584).

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

11853358616 is a wasteful number, since it uses less digits than its factorization.

11853358616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5360 (or 5356 counting only the distinct ones).

The product of its digits is 518400, while the sum is 47.

The spelling of 11853358616 in words is "eleven billion, eight hundred fifty-three million, three hundred fifty-eight thousand, six hundred sixteen".