20005102547622 has 20 divisors (see below), whose sum is σ = 44826248301516. Its totient is φ = 6668367515820.

The previous prime is 20005102547611. The next prime is 20005102547659. The reversal of 20005102547622 is 22674520150002.

20005102547622 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 5 + 1 + 0 + 25 + 4 + 7 + 622 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 61744143504 + ... + 61744143827.

Almost surely, 2^{20005102547622} is an apocalyptic number.

20005102547622 is an abundant number, since it is smaller than the sum of its proper divisors (24821145753894).

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

20005102547622 is a wasteful number, since it uses less digits than its factorization.

20005102547622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123488287345 (or 123488287336 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

Adding to 20005102547622 its reverse (22674520150002), we get a palindrome (42679622697624).

The spelling of 20005102547622 in words is "twenty trillion, five billion, one hundred two million, five hundred forty-seven thousand, six hundred twenty-two".