22224505622642 has 16 divisors (see below), whose sum is σ = 33521551791000. Its totient is φ = 11050657269120.

The previous prime is 22224505622609. The next prime is 22224505622653. The reversal of 22224505622642 is 24622650542222.

It can be written as a sum of positive squares in 4 ways, for example, as 10060879828321 + 12163625794321 = 3171889^2 + 3487639^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22224505622593 and 22224505622602.

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, 20358734 + ... + 21422582.

Almost surely, 2^{22224505622642} is an apocalyptic number.

22224505622642 is a deficient number, since it is larger than the sum of its proper divisors (11297046168358).

22224505622642 is a wasteful number, since it uses less digits than its factorization.

22224505622642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121741.

The product of its (nonzero) digits is 1843200, while the sum is 44.

The spelling of 22224505622642 in words is "twenty-two trillion, two hundred twenty-four billion, five hundred five million, six hundred twenty-two thousand, six hundred forty-two".