11345786328 has 64 divisors (see below), whose sum is σ = 29171957760. Its totient is φ = 3675159936.

The previous prime is 11345786327. The next prime is 11345786339. The reversal of 11345786328 is 82368754311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11345786327) 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, 175401 + ... + 231207.

It is an arithmetic number, because the mean of its divisors is an integer number (455811840).

Almost surely, 2^11345786328 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 11345786328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14585978880).

11345786328 is an abundant number, since it is smaller than the sum of its proper divisors (17826171432).

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

11345786328 is a wasteful number, since it uses less digits than its factorization.

11345786328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56056 (or 56052 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The spelling of 11345786328 in words is "eleven billion, three hundred forty-five million, seven hundred eighty-six thousand, three hundred twenty-eight".