22448354904 has 160 divisors (see below), whose sum is σ = 63716693040. Its totient is φ = 7383398400.

The previous prime is 22448354899. The next prime is 22448354953. The reversal of 22448354904 is 40945384422.

22448354904 is a `hidden beast` number, since 2 + 24 + 4 + 83 + 549 + 0 + 4 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 22448354904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 20575399 + ... + 20576489.

Almost surely, 2^22448354904 is an apocalyptic number.

22448354904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22448354904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31858346520).

22448354904 is an abundant number, since it is smaller than the sum of its proper divisors (41268338136).

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

22448354904 is a wasteful number, since it uses less digits than its factorization.

22448354904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503 (or 1490 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 22448354904 in words is "twenty-two billion, four hundred forty-eight million, three hundred fifty-four thousand, nine hundred four".