22022250640652 has 12 divisors (see below), whose sum is σ = 38754239955480. Its totient is φ = 10949610653376.

The previous prime is 22022250640631. The next prime is 22022250640717. The reversal of 22022250640652 is 25604605222022.

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, 15378665933 + ... + 15378667364.

It is an arithmetic number, because the mean of its divisors is an integer number (3229519996290).

Almost surely, 2^{22022250640652} is an apocalyptic number.

It is an amenable number.

22022250640652 is a deficient number, since it is larger than the sum of its proper divisors (16731989314828).

22022250640652 is a wasteful number, since it uses less digits than its factorization.

22022250640652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30757333480 (or 30757333478 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 22022250640652 its reverse (25604605222022), we get a palindrome (47626855862674).

The spelling of 22022250640652 in words is "twenty-two trillion, twenty-two billion, two hundred fifty million, six hundred forty thousand, six hundred fifty-two".