11894680322 has 54 divisors (see below), whose sum is σ = 21742019523. Its totient is φ = 4865900424.

The previous prime is 11894680321. The next prime is 11894680331. The reversal of 11894680322 is 22308649811.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5947340161 + 5947340161 = 77119^2 + 77119^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=77119.

It is not an unprimeable number, because it can be changed into a prime (11894680321) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 24832079 + ... + 24832557.

Almost surely, 2^11894680322 is an apocalyptic number.

11894680322 is a deficient number, since it is larger than the sum of its proper divisors (9847339201).

11894680322 is an frugal number, since it uses more digits than its factorization.

11894680322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020 (or 511 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 11894680322 in words is "eleven billion, eight hundred ninety-four million, six hundred eighty thousand, three hundred twenty-two".