11345647530 has 128 divisors (see below), whose sum is σ = 32188907520. Its totient is φ = 2504517120.

The previous prime is 11345647519. The next prime is 11345647543. The reversal of 11345647530 is 3574654311.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3819886 + ... + 3822854.

It is an arithmetic number, because the mean of its divisors is an integer number (251475840).

Almost surely, 2^11345647530 is an apocalyptic number.

11345647530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11345647530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16094453760).

11345647530 is an abundant number, since it is smaller than the sum of its proper divisors (20843259990).

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

11345647530 is a wasteful number, since it uses less digits than its factorization.

11345647530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604.

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 11345647530 in words is "eleven billion, three hundred forty-five million, six hundred forty-seven thousand, five hundred thirty".