22370778244 has 12 divisors (see below), whose sum is σ = 41451736284. Its totient is φ = 10527425024.

The previous prime is 22370778191. The next prime is 22370778253. The reversal of 22370778244 is 44287707322.

It can be written as a sum of positive squares in 2 ways, for example, as 11185177600 + 11185600644 = 105760^2 + 105762^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22370778194 and 22370778203.

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, 164490949 + ... + 164491084.

It is an arithmetic number, because the mean of its divisors is an integer number (3454311357).

Almost surely, 2^22370778244 is an apocalyptic number.

It is an amenable number.

22370778244 is a deficient number, since it is larger than the sum of its proper divisors (19080958040).

22370778244 is a wasteful number, since it uses less digits than its factorization.

22370778244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328982054 (or 328982052 counting only the distinct ones).

The product of its (nonzero) digits is 1053696, while the sum is 46.

The spelling of 22370778244 in words is "twenty-two billion, three hundred seventy million, seven hundred seventy-eight thousand, two hundred forty-four".