11646531322 has 16 divisors (see below), whose sum is σ = 17810619552. Its totient is φ = 5709796560.

The previous prime is 11646531287. The next prime is 11646531349. The reversal of 11646531322 is 22313564611.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138697 + ... + 206227.

It is an arithmetic number, because the mean of its divisors is an integer number (1113163722).

Almost surely, 2^11646531322 is an apocalyptic number.

11646531322 is a deficient number, since it is larger than the sum of its proper divisors (6164088230).

11646531322 is a wasteful number, since it uses less digits than its factorization.

11646531322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69213.

The product of its digits is 25920, while the sum is 34.

The spelling of 11646531322 in words is "eleven billion, six hundred forty-six million, five hundred thirty-one thousand, three hundred twenty-two".