20226607456 has 48 divisors (see below), whose sum is σ = 43452739008. Its totient is φ = 9191478400.

The previous prime is 20226607441. The next prime is 20226607487. The reversal of 20226607456 is 65470662202.

It is a super-2 number, since 2×20226607456² (a number of 21 digits) contains 22 as substring.

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, 2449671 + ... + 2457913.

It is an arithmetic number, because the mean of its divisors is an integer number (905265396).

Almost surely, 2^20226607456 is an apocalyptic number.

It is an amenable number.

20226607456 is an abundant number, since it is smaller than the sum of its proper divisors (23226131552).

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

20226607456 is a wasteful number, since it uses less digits than its factorization.

20226607456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15235 (or 15227 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 20226607456 in words is "twenty billion, two hundred twenty-six million, six hundred seven thousand, four hundred fifty-six".