11642322026 has 16 divisors (see below), whose sum is σ = 17507206080. Its totient is φ = 5806603680.

The previous prime is 11642321989. The next prime is 11642322037. The reversal of 11642322026 is 62022324611.

It is a self number, because there is not a number n which added to its sum of digits gives 11642322026.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1827086 + ... + 1833446.

It is an arithmetic number, because the mean of its divisors is an integer number (1094200380).

Almost surely, 2^11642322026 is an apocalyptic number.

11642322026 is a deficient number, since it is larger than the sum of its proper divisors (5864884054).

11642322026 is a wasteful number, since it uses less digits than its factorization.

11642322026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8509.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 11642322026 its reverse (62022324611), we get a palindrome (73664646637).

The spelling of 11642322026 in words is "eleven billion, six hundred forty-two million, three hundred twenty-two thousand, twenty-six".