22027434545628 has 18 divisors (see below), whose sum is σ = 55680459545984. Its totient is φ = 7342478181864.

The previous prime is 22027434545527. The next prime is 22027434545647. The reversal of 22027434545628 is 82654543472022.

22027434545628 is a `hidden beast` number, since 2 + 2 + 0 + 2 + 7 + 4 + 3 + 4 + 5 + 4 + 5 + 628 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 305936590876 + ... + 305936590947.

Almost surely, 2^{22027434545628} is an apocalyptic number.

It is an amenable number.

22027434545628 is an abundant number, since it is smaller than the sum of its proper divisors (33653025000356).

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

22027434545628 is a wasteful number, since it uses less digits than its factorization.

22027434545628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611873181833 (or 611873181828 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 54.

The spelling of 22027434545628 in words is "twenty-two trillion, twenty-seven billion, four hundred thirty-four million, five hundred forty-five thousand, six hundred twenty-eight".