22245135448 has 32 divisors (see below), whose sum is σ = 41864855760. Its totient is φ = 11081226240.

The previous prime is 22245135397. The next prime is 22245135463. The reversal of 22245135448 is 84453154222.

It is a self number, because there is not a number n which added to its sum of digits gives 22245135448.

It is a congruent number.

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, 5203840 + ... + 5208112.

Almost surely, 2^22245135448 is an apocalyptic number.

It is an amenable number.

22245135448 is a deficient number, since it is larger than the sum of its proper divisors (19619720312).

22245135448 is a wasteful number, since it uses less digits than its factorization.

22245135448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6547 (or 6543 counting only the distinct ones).

The product of its digits is 307200, while the sum is 40.

The spelling of 22245135448 in words is "twenty-two billion, two hundred forty-five million, one hundred thirty-five thousand, four hundred forty-eight".