20416449224 has 16 divisors (see below), whose sum is σ = 38341518720. Its totient is φ = 10192044240.

The previous prime is 20416449203. The next prime is 20416449269. The reversal of 20416449224 is 42294461402.

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, 2017184 + ... + 2027279.

It is an arithmetic number, because the mean of its divisors is an integer number (2396344920).

Almost surely, 2^20416449224 is an apocalyptic number.

It is an amenable number.

20416449224 is a deficient number, since it is larger than the sum of its proper divisors (17925069496).

20416449224 is a wasteful number, since it uses less digits than its factorization.

20416449224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4045100 (or 4045096 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 20416449224 in words is "twenty billion, four hundred sixteen million, four hundred forty-nine thousand, two hundred twenty-four".