21922768553270 has 128 divisors (see below), whose sum is σ = 43229385134208. Its totient is φ = 7955781120000.

The previous prime is 21922768553267. The next prime is 21922768553297. The reversal of 21922768553270 is 7235586722912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3479249120 + ... + 3479255420.

It is an arithmetic number, because the mean of its divisors is an integer number (337729571361).

Almost surely, 2^{21922768553270} is an apocalyptic number.

21922768553270 is a deficient number, since it is larger than the sum of its proper divisors (21306616580938).

21922768553270 is a wasteful number, since it uses less digits than its factorization.

21922768553270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7618.

The product of its (nonzero) digits is 25401600, while the sum is 59.

The spelling of 21922768553270 in words is "twenty-one trillion, nine hundred twenty-two billion, seven hundred sixty-eight million, five hundred fifty-three thousand, two hundred seventy".