11722058528138 has 8 divisors (see below), whose sum is σ = 20094957476832. Its totient is φ = 5023739369196.

The previous prime is 11722058528113. The next prime is 11722058528177. The reversal of 11722058528138 is 83182585022711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11722058528138² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11722058528138.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418644947420 + ... + 418644947447.

It is an arithmetic number, because the mean of its divisors is an integer number (2511869684604).

Almost surely, 2^{11722058528138} is an apocalyptic number.

11722058528138 is a deficient number, since it is larger than the sum of its proper divisors (8372898948694).

11722058528138 is an equidigital number, since it uses as much as digits as its factorization.

11722058528138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837289894876.

The product of its (nonzero) digits is 2150400, while the sum is 53.

The spelling of 11722058528138 in words is "eleven trillion, seven hundred twenty-two billion, fifty-eight million, five hundred twenty-eight thousand, one hundred thirty-eight".