11658543360 has 144 divisors (see below), whose sum is σ = 37413539520. Its totient is φ = 3093995520.

The previous prime is 11658543319. The next prime is 11658543367. The reversal of 11658543360 is 6334585611.

It is not an unprimeable number, because it can be changed into a prime (11658543367) 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, 803046 + ... + 817434.

Almost surely, 2^11658543360 is an apocalyptic number.

11658543360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11658543360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18706769760).

11658543360 is an abundant number, since it is smaller than the sum of its proper divisors (25754996160).

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

11658543360 is a wasteful number, since it uses less digits than its factorization.

11658543360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14624 (or 14610 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 11658543360 in words is "eleven billion, six hundred fifty-eight million, five hundred forty-three thousand, three hundred sixty".