22448288040 has 64 divisors (see below), whose sum is σ = 67358131200. Its totient is φ = 5985030912.

The previous prime is 22448288033. The next prime is 22448288059. The reversal of 22448288040 is 4088284422.

It is a junction number, because it is equal to n+sod(n) for n = 22448287983 and 22448288001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 714094 + ... + 744866.

It is an arithmetic number, because the mean of its divisors is an integer number (1052470800).

Almost surely, 2^22448288040 is an apocalyptic number.

22448288040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22448288040 is an abundant number, since it is smaller than the sum of its proper divisors (44909843160).

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

22448288040 is a wasteful number, since it uses less digits than its factorization.

22448288040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36866 (or 36862 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 42.

The spelling of 22448288040 in words is "twenty-two billion, four hundred forty-eight million, two hundred eighty-eight thousand, forty".