11305342380 has 96 divisors (see below), whose sum is σ = 35281128960. Its totient is φ = 2688076800.

The previous prime is 11305342343. The next prime is 11305342423. The reversal of 11305342380 is 8324350311.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 272296 + ... + 311055.

It is an arithmetic number, because the mean of its divisors is an integer number (367511760).

Almost surely, 2^11305342380 is an apocalyptic number.

11305342380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11305342380 is an abundant number, since it is smaller than the sum of its proper divisors (23975786580).

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

11305342380 is a wasteful number, since it uses less digits than its factorization.

11305342380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583399 (or 583397 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 11305342380 its reverse (8324350311), we get a palindrome (19629692691).

The spelling of 11305342380 in words is "eleven billion, three hundred five million, three hundred forty-two thousand, three hundred eighty".