21442023441192 has 16 divisors (see below), whose sum is σ = 53605058603040. Its totient is φ = 7147341147056.

The previous prime is 21442023441173. The next prime is 21442023441199. The reversal of 21442023441192 is 29114432024412.

It is a self number, because there is not a number n which added to its sum of digits gives 21442023441192.

It is not an unprimeable number, because it can be changed into a prime (21442023441199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446708821668 + ... + 446708821715.

It is an arithmetic number, because the mean of its divisors is an integer number (3350316162690).

Almost surely, 2^{21442023441192} is an apocalyptic number.

It is an amenable number.

21442023441192 is an abundant number, since it is smaller than the sum of its proper divisors (32163035161848).

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

21442023441192 is a wasteful number, since it uses less digits than its factorization.

21442023441192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893417643392 (or 893417643388 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 21442023441192 in words is "twenty-one trillion, four hundred forty-two billion, twenty-three million, four hundred forty-one thousand, one hundred ninety-two".