22448468406 has 48 divisors (see below), whose sum is σ = 55561400064. Its totient is φ = 5920473312.

The previous prime is 22448468353. The next prime is 22448468411. The reversal of 22448468406 is 60486484422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1574226 + ... + 1588421.

It is an arithmetic number, because the mean of its divisors is an integer number (1157529168).

Almost surely, 2^22448468406 is an apocalyptic number.

22448468406 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22448468406 is an abundant number, since it is smaller than the sum of its proper divisors (33112931658).

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

22448468406 is a wasteful number, since it uses less digits than its factorization.

22448468406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3162685 (or 3162672 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 48.

The spelling of 22448468406 in words is "twenty-two billion, four hundred forty-eight million, four hundred sixty-eight thousand, four hundred six".