20022434362656 has 144 divisors (see below), whose sum is σ = 63133332208128. Its totient is φ = 5967938649600.

The previous prime is 20022434362639. The next prime is 20022434362747. The reversal of 20022434362656 is 65626343422002.

20022434362656 is a `hidden beast` number, since 2 + 0 + 0 + 224 + 3 + 4 + 362 + 65 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-3 number, since 3×20022434362656³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51611776 + ... + 51998271.

It is an arithmetic number, because the mean of its divisors is an integer number (438425918112).

Almost surely, 2^{20022434362656} is an apocalyptic number.

It is an amenable number.

20022434362656 is an abundant number, since it is smaller than the sum of its proper divisors (43110897845472).

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

20022434362656 is a wasteful number, since it uses less digits than its factorization.

20022434362656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103610135 (or 103610124 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 45.

Adding to 20022434362656 its reverse (65626343422002), we get a palindrome (85648777784658).

The spelling of 20022434362656 in words is "twenty trillion, twenty-two billion, four hundred thirty-four million, three hundred sixty-two thousand, six hundred fifty-six".